76668291

素因数分解:

$3^2\times 7^2\times {\mathrm{173851}}^1$

素因数の和:173871

約数の個数: 18

約数和(自身を含む): 128824332

約数和(自身を除く): 52156041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 173851, 521553, 1216957, 1564659, 3650871, 8518699, 10952613, 25556097, 76668291]

約数ペア:

[(1, 76668291), (3, 25556097), (7, 10952613), (9, 8518699), (21, 3650871), (49, 1564659), (63, 1216957), (147, 521553), (441, 173851)]