159803991

素因数分解:

$3^2\times {\mathrm{139}}^2\times {\mathrm{919}}^1$

素因数の和:1203

約数の個数: 18

約数和(自身を含む): 232753560

約数和(自身を除く): 72949569

約数列:

[1, 3, 9, 139, 417, 919, 1251, 2757, 8271, 19321, 57963, 127741, 173889, 383223, 1149669, 17755999, 53267997, 159803991]

約数ペア:

[(1, 159803991), (3, 53267997), (9, 17755999), (139, 1149669), (417, 383223), (919, 173889), (1251, 127741), (2757, 57963), (8271, 19321)]