648889189

素因数分解:

${\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{353}}^1$

素因数の和:601

約数の個数: 24

約数和(自身を含む): 719080200

約数和(自身を除く): 70191011

約数列:

[1, 13, 73, 149, 169, 353, 949, 1937, 4589, 10877, 12337, 25181, 25769, 52597, 59657, 141401, 334997, 683761, 1838213, 3839581, 4354961, 8888893, 49914553, 648889189]

約数ペア:

[(1, 648889189), (13, 49914553), (73, 8888893), (149, 4354961), (169, 3839581), (353, 1838213), (949, 683761), (1937, 334997), (4589, 141401), (10877, 59657), (12337, 52597), (25181, 25769)]