4881891

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 7840768

約数和(自身を除く): 2958877

約数列:

[1, 3, 7, 21, 37, 61, 103, 111, 183, 259, 309, 427, 721, 777, 1281, 2163, 2257, 3811, 6283, 6771, 11433, 15799, 18849, 26677, 43981, 47397, 80031, 131943, 232471, 697413, 1627297, 4881891]

約数ペア:

[(1, 4881891), (3, 1627297), (7, 697413), (21, 232471), (37, 131943), (61, 80031), (103, 47397), (111, 43981), (183, 26677), (259, 18849), (309, 15799), (427, 11433), (721, 6771), (777, 6283), (1281, 3811), (2163, 2257)]