1823241

素因数分解:

$3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 2881920

約数和(自身を除く): 1058679

約数列:

[1, 3, 7, 21, 49, 79, 147, 157, 237, 471, 553, 1099, 1659, 3297, 3871, 7693, 11613, 12403, 23079, 37209, 86821, 260463, 607747, 1823241]

約数ペア:

[(1, 1823241), (3, 607747), (7, 260463), (21, 86821), (49, 37209), (79, 23079), (147, 12403), (157, 11613), (237, 7693), (471, 3871), (553, 3297), (1099, 1659)]