81352994

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1\times {\mathrm{2011}}^1$

素因数の和:2305

約数の個数: 16

約数和(自身を含む): 123858720

約数和(自身を除く): 42505726

約数列:

[1, 2, 113, 179, 226, 358, 2011, 4022, 20227, 40454, 227243, 359969, 454486, 719938, 40676497, 81352994]

約数ペア:

[(1, 81352994), (2, 40676497), (113, 719938), (179, 454486), (226, 359969), (358, 227243), (2011, 40454), (4022, 20227)]