121729785

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{61949}}^1$

素因数の和:62088

約数の個数: 16

約数和(自身を含む): 196257600

約数和(自身を除く): 74527815

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 61949, 185847, 309745, 929235, 8115319, 24345957, 40576595, 121729785]

約数ペア:

[(1, 121729785), (3, 40576595), (5, 24345957), (15, 8115319), (131, 929235), (393, 309745), (655, 185847), (1965, 61949)]