106920009

素因数分解:

$3^2\times 7^2\times {\mathrm{242449}}^1$

素因数の和:242469

約数の個数: 18

約数和(自身を含む): 179655450

約数和(自身を除く): 72735441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 242449, 727347, 1697143, 2182041, 5091429, 11880001, 15274287, 35640003, 106920009]

約数ペア:

[(1, 106920009), (3, 35640003), (7, 15274287), (9, 11880001), (21, 5091429), (49, 2182041), (63, 1697143), (147, 727347), (441, 242449)]