156939905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{5879}}^1$

素因数の和:6184

約数の個数: 16

約数和(自身を含む): 198979200

約数和(自身を除く): 42039295

約数列:

[1, 5, 19, 95, 281, 1405, 5339, 5879, 26695, 29395, 111701, 558505, 1651999, 8259995, 31387981, 156939905]

約数ペア:

[(1, 156939905), (5, 31387981), (19, 8259995), (95, 1651999), (281, 558505), (1405, 111701), (5339, 29395), (5879, 26695)]