12778828972

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1523}}^1$

素因数の和:1680

約数の個数: 144

約数和(自身を含む): 29114678880

約数和(自身を除く): 16335849908

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 49, 52, 74, 89, 91, 98, 148, 178, 182, 196, 259, 356, 364, 481, 518, 623, 637, 962, 1036, 1157, 1246, 1274, 1523, 1813, 1924, 2314, 2492, 2548, 3046, 3293, 3367, 3626, 4361, 4628, 6092, 6586, 6734, 7252, 8099, 8722, 10661, 13172, 13468, 16198, 17444, 19799, 21322, 23051, 23569, 32396, 39598, 42644, 42809, 46102, 47138, 56351, 56693, 74627, 79196, 85618, 92204, 94276, 112702, 113386, 135547, 138593, 149254, 161357, 171236, 225404, 226772, 271094, 277186, 298508, 299663, 322714, 394457, 542188, 554372, 599326, 645428, 732563, 788914, 948829, 970151, 1198652, 1465126, 1577828, 1762111, 1897658, 1940302, 2097641, 2761199, 2930252, 3524222, 3795316, 3880604, 4195282, 5015239, 5127941, 5522398, 6641803, 7048444, 8390564, 10030478, 10255882, 11044796, 12334777, 13283606, 20060956, 20511764, 24669554, 26567212, 35106673, 35895587, 49339108, 65198107, 70213346, 71791174, 86343439, 130396214, 140426692, 143582348, 172686878, 245746711, 260792428, 345373756, 456386749, 491493422, 912773498, 982986844, 1825546996, 3194707243, 6389414486, 12778828972]

約数ペア:

[(1, 12778828972), (2, 6389414486), (4, 3194707243), (7, 1825546996), (13, 982986844), (14, 912773498), (26, 491493422), (28, 456386749), (37, 345373756), (49, 260792428), (52, 245746711), (74, 172686878), (89, 143582348), (91, 140426692), (98, 130396214), (148, 86343439), (178, 71791174), (182, 70213346), (196, 65198107), (259, 49339108), (356, 35895587), (364, 35106673), (481, 26567212), (518, 24669554), (623, 20511764), (637, 20060956), (962, 13283606), (1036, 12334777), (1157, 11044796), (1246, 10255882), (1274, 10030478), (1523, 8390564), (1813, 7048444), (1924, 6641803), (2314, 5522398), (2492, 5127941), (2548, 5015239), (3046, 4195282), (3293, 3880604), (3367, 3795316), (3626, 3524222), (4361, 2930252), (4628, 2761199), (6092, 2097641), (6586, 1940302), (6734, 1897658), (7252, 1762111), (8099, 1577828), (8722, 1465126), (10661, 1198652), (13172, 970151), (13468, 948829), (16198, 788914), (17444, 732563), (19799, 645428), (21322, 599326), (23051, 554372), (23569, 542188), (32396, 394457), (39598, 322714), (42644, 299663), (42809, 298508), (46102, 277186), (47138, 271094), (56351, 226772), (56693, 225404), (74627, 171236), (79196, 161357), (85618, 149254), (92204, 138593), (94276, 135547), (112702, 113386)]