49880019

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{521}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 78575616

約数和(自身を除く): 28695597

約数列:

[1, 3, 7, 21, 47, 97, 141, 291, 329, 521, 679, 987, 1563, 2037, 3647, 4559, 10941, 13677, 24487, 31913, 50537, 73461, 95739, 151611, 171409, 353759, 514227, 1061277, 2375239, 7125717, 16626673, 49880019]

約数ペア:

[(1, 49880019), (3, 16626673), (7, 7125717), (21, 2375239), (47, 1061277), (97, 514227), (141, 353759), (291, 171409), (329, 151611), (521, 95739), (679, 73461), (987, 50537), (1563, 31913), (2037, 24487), (3647, 13677), (4559, 10941)]