869879995

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{1231}}^1$

素因数の和:1411

約数の個数: 32

約数和(自身を含む): 1112702976

約数和(自身を除く): 242822981

約数列:

[1, 5, 31, 47, 97, 155, 235, 485, 1231, 1457, 3007, 4559, 6155, 7285, 15035, 22795, 38161, 57857, 119407, 141329, 190805, 289285, 597035, 706645, 1793567, 3701617, 5612129, 8967835, 18508085, 28060645, 173975999, 869879995]

約数ペア:

[(1, 869879995), (5, 173975999), (31, 28060645), (47, 18508085), (97, 8967835), (155, 5612129), (235, 3701617), (485, 1793567), (1231, 706645), (1457, 597035), (3007, 289285), (4559, 190805), (6155, 141329), (7285, 119407), (15035, 57857), (22795, 38161)]