31497189

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 44593920

約数和(自身を除く): 13096731

約数列:

[1, 3, 23, 69, 89, 223, 267, 529, 669, 1587, 2047, 5129, 6141, 15387, 19847, 47081, 59541, 117967, 141243, 353901, 456481, 1369443, 10499063, 31497189]

約数ペア:

[(1, 31497189), (3, 10499063), (23, 1369443), (69, 456481), (89, 353901), (223, 141243), (267, 117967), (529, 59541), (669, 47081), (1587, 19847), (2047, 15387), (5129, 6141)]