80542349

素因数分解:

${\mathrm{19}}^2\times {\mathrm{47}}^2\times {\mathrm{101}}^1$

素因数の和:233

約数の個数: 18

約数和(自身を含む): 87711534

約数和(自身を除く): 7169185

約数列:

[1, 19, 47, 101, 361, 893, 1919, 2209, 4747, 16967, 36461, 41971, 90193, 223109, 797449, 1713667, 4239071, 80542349]

約数ペア:

[(1, 80542349), (19, 4239071), (47, 1713667), (101, 797449), (361, 223109), (893, 90193), (1919, 41971), (2209, 36461), (4747, 16967)]