201520701

素因数分解:

$3^2\times {\mathrm{97}}^1\times {\mathrm{359}}^1\times {\mathrm{643}}^1$

素因数の和:1105

約数の個数: 24

約数和(自身を含む): 295364160

約数和(自身を除く): 93843459

約数列:

[1, 3, 9, 97, 291, 359, 643, 873, 1077, 1929, 3231, 5787, 34823, 62371, 104469, 187113, 230837, 313407, 561339, 692511, 2077533, 22391189, 67173567, 201520701]

約数ペア:

[(1, 201520701), (3, 67173567), (9, 22391189), (97, 2077533), (291, 692511), (359, 561339), (643, 313407), (873, 230837), (1077, 187113), (1929, 104469), (3231, 62371), (5787, 34823)]