27880635

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 46282752

約数和(自身を除く): 18402117

約数列:

[1, 3, 5, 15, 47, 71, 141, 213, 235, 355, 557, 705, 1065, 1671, 2785, 3337, 8355, 10011, 16685, 26179, 39547, 50055, 78537, 118641, 130895, 197735, 392685, 593205, 1858709, 5576127, 9293545, 27880635]

約数ペア:

[(1, 27880635), (3, 9293545), (5, 5576127), (15, 1858709), (47, 593205), (71, 392685), (141, 197735), (213, 130895), (235, 118641), (355, 78537), (557, 50055), (705, 39547), (1065, 26179), (1671, 16685), (2785, 10011), (3337, 8355)]