68108985

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{72073}}^1$

素因数の和:72094

約数の個数: 32

約数和(自身を含む): 138382080

約数和(自身を除く): 70273095

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 72073, 216219, 360365, 504511, 648657, 1081095, 1513533, 1945971, 2522555, 3243285, 4540599, 7567665, 9729855, 13621797, 22702995, 68108985]

約数ペア:

[(1, 68108985), (3, 22702995), (5, 13621797), (7, 9729855), (9, 7567665), (15, 4540599), (21, 3243285), (27, 2522555), (35, 1945971), (45, 1513533), (63, 1081095), (105, 648657), (135, 504511), (189, 360365), (315, 216219), (945, 72073)]