31520583

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{12553}}^1$

素因数の和:12596

約数の個数: 20

約数和(自身を含む): 48609088

約数和(自身を除く): 17088505

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 12553, 37659, 112977, 338931, 389143, 1016793, 1167429, 3502287, 10506861, 31520583]

約数ペア:

[(1, 31520583), (3, 10506861), (9, 3502287), (27, 1167429), (31, 1016793), (81, 389143), (93, 338931), (279, 112977), (837, 37659), (2511, 12553)]