51271245

素因数分解:

$3^3\times 5^1\times {\mathrm{379787}}^1$

素因数の和:379801

約数の個数: 16

約数和(自身を含む): 91149120

約数和(自身を除く): 39877875

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 379787, 1139361, 1898935, 3418083, 5696805, 10254249, 17090415, 51271245]

約数ペア:

[(1, 51271245), (3, 17090415), (5, 10254249), (9, 5696805), (15, 3418083), (27, 1898935), (45, 1139361), (135, 379787)]