28006524

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 89037312

約数和(自身を除く): 61030788

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 83, 84, 91, 103, 117, 126, 156, 166, 182, 206, 234, 249, 252, 273, 309, 332, 364, 412, 468, 498, 546, 581, 618, 721, 747, 819, 927, 996, 1079, 1092, 1162, 1236, 1339, 1442, 1494, 1638, 1743, 1854, 2158, 2163, 2324, 2678, 2884, 2988, 3237, 3276, 3486, 3708, 4017, 4316, 4326, 5229, 5356, 6474, 6489, 6972, 7553, 8034, 8549, 8652, 9373, 9711, 10458, 12051, 12948, 12978, 15106, 16068, 17098, 18746, 19422, 20916, 22659, 24102, 25647, 25956, 28119, 30212, 34196, 37492, 38844, 45318, 48204, 51294, 56238, 59843, 67977, 76941, 84357, 90636, 102588, 111137, 112476, 119686, 135954, 153882, 168714, 179529, 222274, 239372, 271908, 307764, 333411, 337428, 359058, 444548, 538587, 666822, 718116, 777959, 1000233, 1077174, 1333644, 1555918, 2000466, 2154348, 2333877, 3111836, 4000932, 4667754, 7001631, 9335508, 14003262, 28006524]

約数ペア:

[(1, 28006524), (2, 14003262), (3, 9335508), (4, 7001631), (6, 4667754), (7, 4000932), (9, 3111836), (12, 2333877), (13, 2154348), (14, 2000466), (18, 1555918), (21, 1333644), (26, 1077174), (28, 1000233), (36, 777959), (39, 718116), (42, 666822), (52, 538587), (63, 444548), (78, 359058), (83, 337428), (84, 333411), (91, 307764), (103, 271908), (117, 239372), (126, 222274), (156, 179529), (166, 168714), (182, 153882), (206, 135954), (234, 119686), (249, 112476), (252, 111137), (273, 102588), (309, 90636), (332, 84357), (364, 76941), (412, 67977), (468, 59843), (498, 56238), (546, 51294), (581, 48204), (618, 45318), (721, 38844), (747, 37492), (819, 34196), (927, 30212), (996, 28119), (1079, 25956), (1092, 25647), (1162, 24102), (1236, 22659), (1339, 20916), (1442, 19422), (1494, 18746), (1638, 17098), (1743, 16068), (1854, 15106), (2158, 12978), (2163, 12948), (2324, 12051), (2678, 10458), (2884, 9711), (2988, 9373), (3237, 8652), (3276, 8549), (3486, 8034), (3708, 7553), (4017, 6972), (4316, 6489), (4326, 6474), (5229, 5356)]