3921125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:174

約数の個数: 32

約数和(自身を含む): 5591040

約数和(自身を除く): 1669915

約数列:

[1, 5, 13, 19, 25, 65, 95, 125, 127, 247, 325, 475, 635, 1235, 1625, 1651, 2375, 2413, 3175, 6175, 8255, 12065, 15875, 30875, 31369, 41275, 60325, 156845, 206375, 301625, 784225, 3921125]

約数ペア:

[(1, 3921125), (5, 784225), (13, 301625), (19, 206375), (25, 156845), (65, 60325), (95, 41275), (125, 31369), (127, 30875), (247, 15875), (325, 12065), (475, 8255), (635, 6175), (1235, 3175), (1625, 2413), (1651, 2375)]