72597161

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{563}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 90826560

約数和(自身を除く): 18229399

約数列:

[1, 7, 13, 91, 109, 169, 563, 763, 1183, 1417, 3941, 7319, 9919, 18421, 51233, 61367, 95147, 128947, 429569, 666029, 797771, 5584397, 10371023, 72597161]

約数ペア:

[(1, 72597161), (7, 10371023), (13, 5584397), (91, 797771), (109, 666029), (169, 429569), (563, 128947), (763, 95147), (1183, 61367), (1417, 51233), (3941, 18421), (7319, 9919)]