405531412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1579}}^1$

素因数の和:2056

約数の個数: 48

約数和(自身を含む): 836136000

約数和(自身を除く): 430604588

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 449, 572, 898, 1579, 1796, 3158, 4939, 5837, 6316, 9878, 11674, 17369, 19756, 20527, 23348, 34738, 41054, 64207, 69476, 82108, 128414, 225797, 256828, 451594, 708971, 903188, 1417942, 2835884, 7798681, 9216623, 15597362, 18433246, 31194724, 36866492, 101382853, 202765706, 405531412]

約数ペア:

[(1, 405531412), (2, 202765706), (4, 101382853), (11, 36866492), (13, 31194724), (22, 18433246), (26, 15597362), (44, 9216623), (52, 7798681), (143, 2835884), (286, 1417942), (449, 903188), (572, 708971), (898, 451594), (1579, 256828), (1796, 225797), (3158, 128414), (4939, 82108), (5837, 69476), (6316, 64207), (9878, 41054), (11674, 34738), (17369, 23348), (19756, 20527)]