53890731

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{857}}^1$

素因数の和:1020

約数の個数: 32

約数和(自身を含む): 85250880

約数和(自身を除く): 31360149

約数列:

[1, 3, 9, 17, 27, 51, 137, 153, 411, 459, 857, 1233, 2329, 2571, 3699, 6987, 7713, 14569, 20961, 23139, 43707, 62883, 117409, 131121, 352227, 393363, 1056681, 1995953, 3170043, 5987859, 17963577, 53890731]

約数ペア:

[(1, 53890731), (3, 17963577), (9, 5987859), (17, 3170043), (27, 1995953), (51, 1056681), (137, 393363), (153, 352227), (411, 131121), (459, 117409), (857, 62883), (1233, 43707), (2329, 23139), (2571, 20961), (3699, 14569), (6987, 7713)]