521968356

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1163}}^1$

素因数の和:1330

約数の個数: 144

約数和(自身を含む): 1637161344

約数和(自身を除く): 1115192988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 137, 156, 182, 234, 252, 273, 274, 364, 411, 468, 546, 548, 819, 822, 959, 1092, 1163, 1233, 1638, 1644, 1781, 1918, 2326, 2466, 2877, 3276, 3489, 3562, 3836, 4652, 4932, 5343, 5754, 6978, 7124, 8141, 8631, 10467, 10686, 11508, 12467, 13956, 15119, 16029, 16282, 17262, 20934, 21372, 24423, 24934, 30238, 32058, 32564, 34524, 37401, 41868, 45357, 48846, 49868, 60476, 64116, 73269, 74802, 90714, 97692, 105833, 112203, 136071, 146538, 149604, 159331, 181428, 211666, 224406, 272142, 293076, 317499, 318662, 423332, 448812, 477993, 544284, 634998, 637324, 952497, 955986, 1115317, 1269996, 1433979, 1904994, 1911972, 2071303, 2230634, 2867958, 3345951, 3809988, 4142606, 4461268, 5735916, 6213909, 6691902, 8285212, 10037853, 12427818, 13383804, 14499121, 18641727, 20075706, 24855636, 28998242, 37283454, 40151412, 43497363, 57996484, 74566908, 86994726, 130492089, 173989452, 260984178, 521968356]

約数ペア:

[(1, 521968356), (2, 260984178), (3, 173989452), (4, 130492089), (6, 86994726), (7, 74566908), (9, 57996484), (12, 43497363), (13, 40151412), (14, 37283454), (18, 28998242), (21, 24855636), (26, 20075706), (28, 18641727), (36, 14499121), (39, 13383804), (42, 12427818), (52, 10037853), (63, 8285212), (78, 6691902), (84, 6213909), (91, 5735916), (117, 4461268), (126, 4142606), (137, 3809988), (156, 3345951), (182, 2867958), (234, 2230634), (252, 2071303), (273, 1911972), (274, 1904994), (364, 1433979), (411, 1269996), (468, 1115317), (546, 955986), (548, 952497), (819, 637324), (822, 634998), (959, 544284), (1092, 477993), (1163, 448812), (1233, 423332), (1638, 318662), (1644, 317499), (1781, 293076), (1918, 272142), (2326, 224406), (2466, 211666), (2877, 181428), (3276, 159331), (3489, 149604), (3562, 146538), (3836, 136071), (4652, 112203), (4932, 105833), (5343, 97692), (5754, 90714), (6978, 74802), (7124, 73269), (8141, 64116), (8631, 60476), (10467, 49868), (10686, 48846), (11508, 45357), (12467, 41868), (13956, 37401), (15119, 34524), (16029, 32564), (16282, 32058), (17262, 30238), (20934, 24934), (21372, 24423)]