127980867

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{99907}}^1$

素因数の和:99978

約数の個数: 16

約数和(自身を含む): 198217472

約数和(自身を除く): 70236605

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 99907, 299721, 699349, 2098047, 6094327, 18282981, 42660289, 127980867]

約数ペア:

[(1, 127980867), (3, 42660289), (7, 18282981), (21, 6094327), (61, 2098047), (183, 699349), (427, 299721), (1281, 99907)]