28855515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{147977}}^1$

素因数の和:147998

約数の個数: 16

約数和(自身を含む): 49720608

約数和(自身を除く): 20865093

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 147977, 443931, 739885, 1923701, 2219655, 5771103, 9618505, 28855515]

約数ペア:

[(1, 28855515), (3, 9618505), (5, 5771103), (13, 2219655), (15, 1923701), (39, 739885), (65, 443931), (195, 147977)]