172977142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{391351}}^1$

素因数の和:391383

約数の個数: 16

約数和(自身を含む): 295862112

約数和(自身を除く): 122884970

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 391351, 782702, 5087563, 6652967, 10175126, 13305934, 86488571, 172977142]

約数ペア:

[(1, 172977142), (2, 86488571), (13, 13305934), (17, 10175126), (26, 6652967), (34, 5087563), (221, 782702), (442, 391351)]