172909295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{937}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 238267008

約数和(自身を除く): 65357713

約数列:

[1, 5, 13, 17, 65, 85, 167, 221, 835, 937, 1105, 2171, 2839, 4685, 10855, 12181, 14195, 15929, 36907, 60905, 79645, 156479, 184535, 207077, 782395, 1035385, 2034227, 2660143, 10171135, 13300715, 34581859, 172909295]

約数ペア:

[(1, 172909295), (5, 34581859), (13, 13300715), (17, 10171135), (65, 2660143), (85, 2034227), (167, 1035385), (221, 782395), (835, 207077), (937, 184535), (1105, 156479), (2171, 79645), (2839, 60905), (4685, 36907), (10855, 15929), (12181, 14195)]