25971273

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{10343}}^1$

素因数の和:10386

約数の個数: 20

約数和(自身を含む): 40051968

約数和(自身を除く): 14080695

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 10343, 31029, 93087, 279261, 320633, 837783, 961899, 2885697, 8657091, 25971273]

約数ペア:

[(1, 25971273), (3, 8657091), (9, 2885697), (27, 961899), (31, 837783), (81, 320633), (93, 279261), (279, 93087), (837, 31029), (2511, 10343)]