121214955

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{61687}}^1$

素因数の和:61826

約数の個数: 16

約数和(自身を含む): 195427584

約数和(自身を除く): 74212629

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 61687, 185061, 308435, 925305, 8080997, 24242991, 40404985, 121214955]

約数ペア:

[(1, 121214955), (3, 40404985), (5, 24242991), (15, 8080997), (131, 925305), (393, 308435), (655, 185061), (1965, 61687)]