155698851

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1601}}^1$

素因数の和:2043

約数の個数: 32

約数和(自身を含む): 259600896

約数和(自身を除く): 103902045

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 421, 1263, 1601, 2947, 4631, 4803, 8841, 11207, 13893, 17611, 32417, 33621, 52833, 97251, 123277, 369831, 674021, 2022063, 4718147, 7414231, 14154441, 22242693, 51899617, 155698851]

約数ペア:

[(1, 155698851), (3, 51899617), (7, 22242693), (11, 14154441), (21, 7414231), (33, 4718147), (77, 2022063), (231, 674021), (421, 369831), (1263, 123277), (1601, 97251), (2947, 52833), (4631, 33621), (4803, 32417), (8841, 17611), (11207, 13893)]