339781736

素因数分解:

$2^3\times 7^1\times {\mathrm{401}}^1\times {\mathrm{15131}}^1$

素因数の和:15545

約数の個数: 32

約数和(自身を含む): 729967680

約数和(自身を除く): 390185944

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 401, 802, 1604, 2807, 3208, 5614, 11228, 15131, 22456, 30262, 60524, 105917, 121048, 211834, 423668, 847336, 6067531, 12135062, 24270124, 42472717, 48540248, 84945434, 169890868, 339781736]

約数ペア:

[(1, 339781736), (2, 169890868), (4, 84945434), (7, 48540248), (8, 42472717), (14, 24270124), (28, 12135062), (56, 6067531), (401, 847336), (802, 423668), (1604, 211834), (2807, 121048), (3208, 105917), (5614, 60524), (11228, 30262), (15131, 22456)]