128014905

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139907}}^1$

素因数の和:139976

約数の個数: 16

約数和(自身を含む): 208183104

約数和(自身を除く): 80168199

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 139907, 419721, 699535, 2098605, 8534327, 25602981, 42671635, 128014905]

約数ペア:

[(1, 128014905), (3, 42671635), (5, 25602981), (15, 8534327), (61, 2098605), (183, 699535), (305, 419721), (915, 139907)]