25712841

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1409}}^1$

素因数の和:1509

約数の個数: 32

約数和(自身を含む): 43315200

約数和(自身を除く): 17602359

約数列:

[1, 3, 7, 11, 21, 33, 77, 79, 231, 237, 553, 869, 1409, 1659, 2607, 4227, 6083, 9863, 15499, 18249, 29589, 46497, 108493, 111311, 325479, 333933, 779177, 1224421, 2337531, 3673263, 8570947, 25712841]

約数ペア:

[(1, 25712841), (3, 8570947), (7, 3673263), (11, 2337531), (21, 1224421), (33, 779177), (77, 333933), (79, 325479), (231, 111311), (237, 108493), (553, 46497), (869, 29589), (1409, 18249), (1659, 15499), (2607, 9863), (4227, 6083)]