827758521

素因数分解:

$3^4\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{769}}^1$

素因数の和:1015

約数の個数: 40

約数和(自身を含む): 1260031080

約数和(自身を除く): 432272559

約数列:

[1, 3, 9, 27, 81, 97, 137, 291, 411, 769, 873, 1233, 2307, 2619, 3699, 6921, 7857, 11097, 13289, 20763, 39867, 62289, 74593, 105353, 119601, 223779, 316059, 358803, 671337, 948177, 1076409, 2014011, 2844531, 6042033, 8533593, 10219241, 30657723, 91973169, 275919507, 827758521]

約数ペア:

[(1, 827758521), (3, 275919507), (9, 91973169), (27, 30657723), (81, 10219241), (97, 8533593), (137, 6042033), (291, 2844531), (411, 2014011), (769, 1076409), (873, 948177), (1233, 671337), (2307, 358803), (2619, 316059), (3699, 223779), (6921, 119601), (7857, 105353), (11097, 74593), (13289, 62289), (20763, 39867)]