42390485

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{557}}^1$

素因数の和:1084

約数の個数: 16

約数和(自身を含む): 52710912

約数和(自身を除く): 10320427

約数列:

[1, 5, 31, 155, 491, 557, 2455, 2785, 15221, 17267, 76105, 86335, 273487, 1367435, 8478097, 42390485]

約数ペア:

[(1, 42390485), (5, 8478097), (31, 1367435), (155, 273487), (491, 86335), (557, 76105), (2455, 17267), (2785, 15221)]