211997071

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{3697}}^1$

素因数の和:4122

約数の個数: 16

約数和(自身を含む): 249748128

約数和(自身を除く): 37751057

約数列:

[1, 11, 13, 143, 401, 3697, 4411, 5213, 40667, 48061, 57343, 528671, 1482497, 16307467, 19272461, 211997071]

約数ペア:

[(1, 211997071), (11, 19272461), (13, 16307467), (143, 1482497), (401, 528671), (3697, 57343), (4411, 48061), (5213, 40667)]