28398734

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{22291}}^1$

素因数の和:22320

約数の個数: 24

約数和(自身を含む): 53367048

約数和(自身を除く): 24968314

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 22291, 44582, 156037, 289783, 312074, 579566, 1092259, 2028481, 2184518, 4056962, 14199367, 28398734]

約数ペア:

[(1, 28398734), (2, 14199367), (7, 4056962), (13, 2184518), (14, 2028481), (26, 1092259), (49, 579566), (91, 312074), (98, 289783), (182, 156037), (637, 44582), (1274, 22291)]