217064121

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1\times {\mathrm{4481}}^1$

素因数の和:4792

約数の個数: 16

約数和(自身を含む): 295023168

約数和(自身を除く): 77959047

約数列:

[1, 3, 67, 201, 241, 723, 4481, 13443, 16147, 48441, 300227, 900681, 1079921, 3239763, 72354707, 217064121]

約数ペア:

[(1, 217064121), (3, 72354707), (67, 3239763), (201, 1079921), (241, 900681), (723, 300227), (4481, 48441), (13443, 16147)]