79974713

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{563}}^1$

素因数の和:813

約数の個数: 24

約数和(自身を含む): 100816128

約数和(自身を除く): 20841415

約数列:

[1, 7, 13, 49, 91, 223, 563, 637, 1561, 2899, 3941, 7319, 10927, 20293, 27587, 51233, 125549, 142051, 358631, 878843, 1632137, 6151901, 11424959, 79974713]

約数ペア:

[(1, 79974713), (7, 11424959), (13, 6151901), (49, 1632137), (91, 878843), (223, 358631), (563, 142051), (637, 125549), (1561, 51233), (2899, 27587), (3941, 20293), (7319, 10927)]