64416885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{25411}}^1$

素因数の和:25445

約数の個数: 24

約数和(自身を含む): 111609504

約数和(自身を除く): 47192619

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 25411, 76233, 127055, 330343, 381165, 991029, 1651715, 4294459, 4955145, 12883377, 21472295, 64416885]

約数ペア:

[(1, 64416885), (3, 21472295), (5, 12883377), (13, 4955145), (15, 4294459), (39, 1651715), (65, 991029), (169, 381165), (195, 330343), (507, 127055), (845, 76233), (2535, 25411)]