248804787

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{17657}}^1$

素因数の和:17739

約数の個数: 32

約数和(自身を含む): 420401664

約数和(自身を除く): 171596877

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 183, 231, 427, 671, 1281, 2013, 4697, 14091, 17657, 52971, 123599, 194227, 370797, 582681, 1077077, 1359589, 3231231, 4078767, 7539539, 11847847, 22618617, 35543541, 82934929, 248804787]

約数ペア:

[(1, 248804787), (3, 82934929), (7, 35543541), (11, 22618617), (21, 11847847), (33, 7539539), (61, 4078767), (77, 3231231), (183, 1359589), (231, 1077077), (427, 582681), (671, 370797), (1281, 194227), (2013, 123599), (4697, 52971), (14091, 17657)]