27915251

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{3371}}^1$

素因数の和:3411

約数の個数: 18

約数和(自身を含む): 35173332

約数和(自身を除く): 7258081

約数列:

[1, 7, 13, 49, 91, 169, 637, 1183, 3371, 8281, 23597, 43823, 165179, 306761, 569699, 2147327, 3987893, 27915251]

約数ペア:

[(1, 27915251), (7, 3987893), (13, 2147327), (49, 569699), (91, 306761), (169, 165179), (637, 43823), (1183, 23597), (3371, 8281)]