201575991

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{4649}}^1$

素因数の和:4898

約数の個数: 16

約数和(自身を含む): 273420000

約数和(自身を除く): 71844009

約数列:

[1, 3, 97, 149, 291, 447, 4649, 13947, 14453, 43359, 450953, 692701, 1352859, 2078103, 67191997, 201575991]

約数ペア:

[(1, 201575991), (3, 67191997), (97, 2078103), (149, 1352859), (291, 692701), (447, 450953), (4649, 43359), (13947, 14453)]