71832215

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3359}}^1$

素因数の和:3431

約数の個数: 32

約数和(自身を含む): 108380160

約数和(自身を除く): 36547945

約数列:

[1, 5, 7, 13, 35, 47, 65, 91, 235, 329, 455, 611, 1645, 3055, 3359, 4277, 16795, 21385, 23513, 43667, 117565, 157873, 218335, 305669, 789365, 1105111, 1528345, 2052349, 5525555, 10261745, 14366443, 71832215]

約数ペア:

[(1, 71832215), (5, 14366443), (7, 10261745), (13, 5525555), (35, 2052349), (47, 1528345), (65, 1105111), (91, 789365), (235, 305669), (329, 218335), (455, 157873), (611, 117565), (1645, 43667), (3055, 23513), (3359, 21385), (4277, 16795)]