129360021

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{362353}}^1$

素因数の和:362380

約数の個数: 16

約数和(自身を含む): 208715904

約数和(自身を除く): 79355883

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 362353, 1087059, 2536471, 6160001, 7609413, 18480003, 43120007, 129360021]

約数ペア:

[(1, 129360021), (3, 43120007), (7, 18480003), (17, 7609413), (21, 6160001), (51, 2536471), (119, 1087059), (357, 362353)]