64401285

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1481}}^1$

素因数の和:1725

約数の個数: 32

約数和(自身を含む): 111541248

約数和(自身を除く): 47139963

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 223, 669, 1115, 1481, 2899, 3345, 4443, 7405, 8697, 14495, 19253, 22215, 43485, 57759, 96265, 288795, 330263, 990789, 1651315, 4293419, 4953945, 12880257, 21467095, 64401285]

約数ペア:

[(1, 64401285), (3, 21467095), (5, 12880257), (13, 4953945), (15, 4293419), (39, 1651315), (65, 990789), (195, 330263), (223, 288795), (669, 96265), (1115, 57759), (1481, 43485), (2899, 22215), (3345, 19253), (4443, 14495), (7405, 8697)]