2148159

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 3279360

約数和(自身を除く): 1131201

約数列:

[1, 3, 13, 19, 39, 57, 169, 223, 247, 507, 669, 741, 2899, 3211, 4237, 8697, 9633, 12711, 37687, 55081, 113061, 165243, 716053, 2148159]

約数ペア:

[(1, 2148159), (3, 716053), (13, 165243), (19, 113061), (39, 55081), (57, 37687), (169, 12711), (223, 9633), (247, 8697), (507, 4237), (669, 3211), (741, 2899)]