51811487

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{677}}^1$

素因数の和:755

約数の個数: 24

約数和(自身を含む): 66140256

約数和(自身を除く): 14328769

約数列:

[1, 7, 13, 29, 91, 203, 377, 677, 841, 2639, 4739, 5887, 8801, 10933, 19633, 61607, 76531, 137431, 255229, 569357, 1786603, 3985499, 7401641, 51811487]

約数ペア:

[(1, 51811487), (7, 7401641), (13, 3985499), (29, 1786603), (91, 569357), (203, 255229), (377, 137431), (677, 76531), (841, 61607), (2639, 19633), (4739, 10933), (5887, 8801)]