686607597

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{4691}}^1$

素因数の和:4855

約数の個数: 40

約数和(自身を含む): 1112754720

約数和(自身を除く): 426147123

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 139, 351, 417, 1053, 1251, 1807, 3753, 4691, 5421, 11259, 14073, 16263, 42219, 48789, 60983, 126657, 146367, 182949, 379971, 548847, 652049, 1646541, 1956147, 4939623, 5868441, 8476637, 17605323, 25429911, 52815969, 76289733, 228869199, 686607597]

約数ペア:

[(1, 686607597), (3, 228869199), (9, 76289733), (13, 52815969), (27, 25429911), (39, 17605323), (81, 8476637), (117, 5868441), (139, 4939623), (351, 1956147), (417, 1646541), (1053, 652049), (1251, 548847), (1807, 379971), (3753, 182949), (4691, 146367), (5421, 126657), (11259, 60983), (14073, 48789), (16263, 42219)]