898004012

素因数分解:

$2^2\times {\mathrm{197}}^1\times {\mathrm{617}}^1\times {\mathrm{1847}}^1$

素因数の和:2665

約数の個数: 24

約数和(自身を含む): 1582900704

約数和(自身を除く): 684896692

約数列:

[1, 2, 4, 197, 394, 617, 788, 1234, 1847, 2468, 3694, 7388, 121549, 243098, 363859, 486196, 727718, 1139599, 1455436, 2279198, 4558396, 224501003, 449002006, 898004012]

約数ペア:

[(1, 898004012), (2, 449002006), (4, 224501003), (197, 4558396), (394, 2279198), (617, 1455436), (788, 1139599), (1234, 727718), (1847, 486196), (2468, 363859), (3694, 243098), (7388, 121549)]