31417379

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:555

約数の個数: 24

約数和(自身を含む): 38845728

約数和(自身を除く): 7428349

約数列:

[1, 7, 23, 49, 61, 161, 427, 457, 1127, 1403, 2989, 3199, 9821, 10511, 22393, 27877, 68747, 73577, 195139, 515039, 641171, 1365973, 4488197, 31417379]

約数ペア:

[(1, 31417379), (7, 4488197), (23, 1365973), (49, 641171), (61, 515039), (161, 195139), (427, 73577), (457, 68747), (1127, 27877), (1403, 22393), (2989, 10511), (3199, 9821)]