388989944

素因数分解:

$2^3\times 7^1\times {\mathrm{1279}}^1\times {\mathrm{5431}}^1$

素因数の和:6723

約数の個数: 32

約数和(自身を含む): 834355200

約数和(自身を除く): 445365256

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1279, 2558, 5116, 5431, 8953, 10232, 10862, 17906, 21724, 35812, 38017, 43448, 71624, 76034, 152068, 304136, 6946249, 13892498, 27784996, 48623743, 55569992, 97247486, 194494972, 388989944]

約数ペア:

[(1, 388989944), (2, 194494972), (4, 97247486), (7, 55569992), (8, 48623743), (14, 27784996), (28, 13892498), (56, 6946249), (1279, 304136), (2558, 152068), (5116, 76034), (5431, 71624), (8953, 43448), (10232, 38017), (10862, 35812), (17906, 21724)]