30745071

素因数分解:

$3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1217}}^1$

素因数の和:1631

約数の個数: 24

約数和(自身を含む): 50922144

約数和(自身を除く): 20177073

約数列:

[1, 3, 7, 9, 21, 63, 401, 1203, 1217, 2807, 3609, 3651, 8421, 8519, 10953, 25263, 25557, 76671, 488017, 1464051, 3416119, 4392153, 10248357, 30745071]

約数ペア:

[(1, 30745071), (3, 10248357), (7, 4392153), (9, 3416119), (21, 1464051), (63, 488017), (401, 76671), (1203, 25557), (1217, 25263), (2807, 10953), (3609, 8519), (3651, 8421)]