831090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2131}}^1$

素因数の和:2154

約数の個数: 32

約数和(自身を含む): 2149056

約数和(自身を除く): 1317966

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 2131, 4262, 6393, 10655, 12786, 21310, 27703, 31965, 55406, 63930, 83109, 138515, 166218, 277030, 415545, 831090]

約数ペア:

[(1, 831090), (2, 415545), (3, 277030), (5, 166218), (6, 138515), (10, 83109), (13, 63930), (15, 55406), (26, 31965), (30, 27703), (39, 21310), (65, 12786), (78, 10655), (130, 6393), (195, 4262), (390, 2131)]