87090185

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{691}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 129276672

約数和(自身を除く): 42186487

約数列:

[1, 5, 7, 13, 35, 65, 91, 277, 455, 691, 1385, 1939, 3455, 3601, 4837, 8983, 9695, 18005, 24185, 25207, 44915, 62881, 126035, 191407, 314405, 957035, 1339849, 2488291, 6699245, 12441455, 17418037, 87090185]

約数ペア:

[(1, 87090185), (5, 17418037), (7, 12441455), (13, 6699245), (35, 2488291), (65, 1339849), (91, 957035), (277, 314405), (455, 191407), (691, 126035), (1385, 62881), (1939, 44915), (3455, 25207), (3601, 24185), (4837, 18005), (8983, 9695)]