30978447

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 45163008

約数和(自身を除く): 14184561

約数列:

[1, 3, 23, 43, 53, 69, 129, 159, 197, 591, 989, 1219, 2279, 2967, 3657, 4531, 6837, 8471, 10441, 13593, 25413, 31323, 52417, 157251, 194833, 240143, 448963, 584499, 720429, 1346889, 10326149, 30978447]

約数ペア:

[(1, 30978447), (3, 10326149), (23, 1346889), (43, 720429), (53, 584499), (69, 448963), (129, 240143), (159, 194833), (197, 157251), (591, 52417), (989, 31323), (1219, 25413), (2279, 13593), (2967, 10441), (3657, 8471), (4531, 6837)]