721722472

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{419}}^1\times {\mathrm{1549}}^1$

素因数の和:2113

約数の個数: 32

約数和(自身を含む): 1367100000

約数和(自身を除く): 645377528

約数列:

[1, 2, 4, 8, 139, 278, 419, 556, 838, 1112, 1549, 1676, 3098, 3352, 6196, 12392, 58241, 116482, 215311, 232964, 430622, 465928, 649031, 861244, 1298062, 1722488, 2596124, 5192248, 90215309, 180430618, 360861236, 721722472]

約数ペア:

[(1, 721722472), (2, 360861236), (4, 180430618), (8, 90215309), (139, 5192248), (278, 2596124), (419, 1722488), (556, 1298062), (838, 861244), (1112, 649031), (1549, 465928), (1676, 430622), (3098, 232964), (3352, 215311), (6196, 116482), (12392, 58241)]