129435187

素因数分解:

$7^1\times {\mathrm{167}}^1\times {\mathrm{263}}^1\times {\mathrm{421}}^1$

素因数の和:858

約数の個数: 16

約数和(自身を含む): 149732352

約数和(自身を除く): 20297165

約数列:

[1, 7, 167, 263, 421, 1169, 1841, 2947, 43921, 70307, 110723, 307447, 492149, 775061, 18490741, 129435187]

約数ペア:

[(1, 129435187), (7, 18490741), (167, 775061), (263, 492149), (421, 307447), (1169, 110723), (1841, 70307), (2947, 43921)]