1897701

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 2898720

約数和(自身を除く): 1001019

約数列:

[1, 3, 13, 19, 39, 57, 169, 197, 247, 507, 591, 741, 2561, 3211, 3743, 7683, 9633, 11229, 33293, 48659, 99879, 145977, 632567, 1897701]

約数ペア:

[(1, 1897701), (3, 632567), (13, 145977), (19, 99879), (39, 48659), (57, 33293), (169, 11229), (197, 9633), (247, 7683), (507, 3743), (591, 3211), (741, 2561)]