1281036195

素因数分解:

$3^3\times 5^1\times {\mathrm{9489157}}^1$

素因数の和:9489171

約数の個数: 16

約数和(自身を含む): 2277397920

約数和(自身を除く): 996361725

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 9489157, 28467471, 47445785, 85402413, 142337355, 256207239, 427012065, 1281036195]

約数ペア:

[(1, 1281036195), (3, 427012065), (5, 256207239), (9, 142337355), (15, 85402413), (27, 47445785), (45, 28467471), (135, 9489157)]