188220591

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4831}}^1$

素因数の和:4893

約数の個数: 40

約数和(自身を含む): 311045504

約数和(自身を除く): 122824913

約数列:

[1, 3, 9, 13, 27, 37, 39, 81, 111, 117, 333, 351, 481, 999, 1053, 1443, 2997, 4329, 4831, 12987, 14493, 38961, 43479, 62803, 130437, 178747, 188409, 391311, 536241, 565227, 1608723, 1695681, 2323711, 4826169, 5087043, 6971133, 14478507, 20913399, 62740197, 188220591]

約数ペア:

[(1, 188220591), (3, 62740197), (9, 20913399), (13, 14478507), (27, 6971133), (37, 5087043), (39, 4826169), (81, 2323711), (111, 1695681), (117, 1608723), (333, 565227), (351, 536241), (481, 391311), (999, 188409), (1053, 178747), (1443, 130437), (2997, 62803), (4329, 43479), (4831, 38961), (12987, 14493)]