388996905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{617}}^1\times {\mathrm{3821}}^1$

素因数の和:4457

約数の個数: 32

約数和(自身を含む): 680254848

約数和(自身を除く): 291257943

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 617, 1851, 3085, 3821, 6787, 9255, 11463, 19105, 20361, 33935, 42031, 57315, 101805, 126093, 210155, 630465, 2357557, 7072671, 11787785, 25933127, 35363355, 77799381, 129665635, 388996905]

約数ペア:

[(1, 388996905), (3, 129665635), (5, 77799381), (11, 35363355), (15, 25933127), (33, 11787785), (55, 7072671), (165, 2357557), (617, 630465), (1851, 210155), (3085, 126093), (3821, 101805), (6787, 57315), (9255, 42031), (11463, 33935), (19105, 20361)]