28562578

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 48438720

約数和(自身を除く): 19876142

約数列:

[1, 2, 11, 22, 43, 86, 109, 218, 277, 473, 554, 946, 1199, 2398, 3047, 4687, 6094, 9374, 11911, 23822, 30193, 51557, 60386, 103114, 131021, 262042, 332123, 664246, 1298299, 2596598, 14281289, 28562578]

約数ペア:

[(1, 28562578), (2, 14281289), (11, 2596598), (22, 1298299), (43, 664246), (86, 332123), (109, 262042), (218, 131021), (277, 103114), (473, 60386), (554, 51557), (946, 30193), (1199, 23822), (2398, 11911), (3047, 9374), (4687, 6094)]