71931265

素因数分解:

$5^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{887}}^1$

素因数の和:1237

約数の個数: 24

約数和(自身を含む): 100827072

約数和(自身を除く): 28895807

約数列:

[1, 5, 7, 35, 49, 245, 331, 887, 1655, 2317, 4435, 6209, 11585, 16219, 31045, 43463, 81095, 217315, 293597, 1467985, 2055179, 10275895, 14386253, 71931265]

約数ペア:

[(1, 71931265), (5, 14386253), (7, 10275895), (35, 2055179), (49, 1467985), (245, 293597), (331, 217315), (887, 81095), (1655, 43463), (2317, 31045), (4435, 16219), (6209, 11585)]