293840643

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{7333}}^1$

素因数の和:7411

約数の個数: 24

約数和(自身を含む): 424726608

約数和(自身を除く): 130885965

約数列:

[1, 3, 19, 37, 57, 111, 361, 703, 1083, 2109, 7333, 13357, 21999, 40071, 139327, 271321, 417981, 813963, 2647213, 5155099, 7941639, 15465297, 97946881, 293840643]

約数ペア:

[(1, 293840643), (3, 97946881), (19, 15465297), (37, 7941639), (57, 5155099), (111, 2647213), (361, 813963), (703, 417981), (1083, 271321), (2109, 139327), (7333, 40071), (13357, 21999)]