728893670408

素因数分解:

$2^3\times {\mathrm{419}}^1\times {\mathrm{3061}}^1\times {\mathrm{71039}}^1$

素因数の和:74525

約数の個数: 32

約数和(自身を含む): 1370404224000

約数和(自身を除く): 641510553592

約数列:

[1, 2, 4, 8, 419, 838, 1676, 3061, 3352, 6122, 12244, 24488, 71039, 142078, 284156, 568312, 1282559, 2565118, 5130236, 10260472, 29765341, 59530682, 119061364, 217450379, 238122728, 434900758, 869801516, 1739603032, 91111708801, 182223417602, 364446835204, 728893670408]

約数ペア:

[(1, 728893670408), (2, 364446835204), (4, 182223417602), (8, 91111708801), (419, 1739603032), (838, 869801516), (1676, 434900758), (3061, 238122728), (3352, 217450379), (6122, 119061364), (12244, 59530682), (24488, 29765341), (71039, 10260472), (142078, 5130236), (284156, 2565118), (568312, 1282559)]