86065590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{220681}}^1$

素因数の和:220704

約数の個数: 32

約数和(自身を含む): 222447456

約数和(自身を除く): 136381866

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 220681, 441362, 662043, 1103405, 1324086, 2206810, 2868853, 3310215, 5737706, 6620430, 8606559, 14344265, 17213118, 28688530, 43032795, 86065590]

約数ペア:

[(1, 86065590), (2, 43032795), (3, 28688530), (5, 17213118), (6, 14344265), (10, 8606559), (13, 6620430), (15, 5737706), (26, 3310215), (30, 2868853), (39, 2206810), (65, 1324086), (78, 1103405), (130, 662043), (195, 441362), (390, 220681)]