313025776

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{20107}}^1$

素因数の和:20261

約数の個数: 40

約数和(自身を含む): 698149760

約数和(自身を除く): 385123984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 556, 973, 1112, 1946, 2224, 3892, 7784, 15568, 20107, 40214, 80428, 140749, 160856, 281498, 321712, 562996, 1125992, 2251984, 2794873, 5589746, 11179492, 19564111, 22358984, 39128222, 44717968, 78256444, 156512888, 313025776]

約数ペア:

[(1, 313025776), (2, 156512888), (4, 78256444), (7, 44717968), (8, 39128222), (14, 22358984), (16, 19564111), (28, 11179492), (56, 5589746), (112, 2794873), (139, 2251984), (278, 1125992), (556, 562996), (973, 321712), (1112, 281498), (1946, 160856), (2224, 140749), (3892, 80428), (7784, 40214), (15568, 20107)]