71478578

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{1831}}^1$

素因数の和:2113

約数の個数: 16

約数和(自身を含む): 108820800

約数和(自身を除く): 37342222

約数列:

[1, 2, 131, 149, 262, 298, 1831, 3662, 19519, 39038, 239861, 272819, 479722, 545638, 35739289, 71478578]

約数ペア:

[(1, 71478578), (2, 35739289), (131, 545638), (149, 479722), (262, 272819), (298, 239861), (1831, 39038), (3662, 19519)]