155485590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{398681}}^1$

素因数の和:398704

約数の個数: 32

約数和(自身を含む): 401871456

約数和(自身を除く): 246385866

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 398681, 797362, 1196043, 1993405, 2392086, 3986810, 5182853, 5980215, 10365706, 11960430, 15548559, 25914265, 31097118, 51828530, 77742795, 155485590]

約数ペア:

[(1, 155485590), (2, 77742795), (3, 51828530), (5, 31097118), (6, 25914265), (10, 15548559), (13, 11960430), (15, 10365706), (26, 5980215), (30, 5182853), (39, 3986810), (65, 2392086), (78, 1993405), (130, 1196043), (195, 797362), (390, 398681)]