31319703

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{12473}}^1$

素因数の和:12516

約数の個数: 20

約数和(自身を含む): 48299328

約数和(自身を除く): 16979625

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 12473, 37419, 112257, 336771, 386663, 1010313, 1159989, 3479967, 10439901, 31319703]

約数ペア:

[(1, 31319703), (3, 10439901), (9, 3479967), (27, 1159989), (31, 1010313), (81, 386663), (93, 336771), (279, 112257), (837, 37419), (2511, 12473)]