279704816

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{18191}}^1$

素因数の和:18261

約数の個数: 30

約数和(自身を含む): 560004336

約数和(自身を除く): 280299520

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 961, 1922, 3844, 7688, 15376, 18191, 36382, 72764, 145528, 291056, 563921, 1127842, 2255684, 4511368, 9022736, 17481551, 34963102, 69926204, 139852408, 279704816]

約数ペア:

[(1, 279704816), (2, 139852408), (4, 69926204), (8, 34963102), (16, 17481551), (31, 9022736), (62, 4511368), (124, 2255684), (248, 1127842), (496, 563921), (961, 291056), (1922, 145528), (3844, 72764), (7688, 36382), (15376, 18191)]