1625649507

素因数分解:

$3^4\times {\mathrm{199}}^1\times {\mathrm{100853}}^1$

素因数の和:101064

約数の個数: 20

約数和(自身を含む): 2440666800

約数和(自身を除く): 815017293

約数列:

[1, 3, 9, 27, 81, 199, 597, 1791, 5373, 16119, 100853, 302559, 907677, 2723031, 8169093, 20069747, 60209241, 180627723, 541883169, 1625649507]

約数ペア:

[(1, 1625649507), (3, 541883169), (9, 180627723), (27, 60209241), (81, 20069747), (199, 8169093), (597, 2723031), (1791, 907677), (5373, 302559), (16119, 100853)]