57456815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 77453376

約数和(自身を除く): 19996561

約数列:

[1, 5, 13, 43, 61, 65, 215, 305, 337, 559, 793, 1685, 2623, 2795, 3965, 4381, 13115, 14491, 20557, 21905, 34099, 72455, 102785, 170495, 188383, 267241, 883951, 941915, 1336205, 4419755, 11491363, 57456815]

約数ペア:

[(1, 57456815), (5, 11491363), (13, 4419755), (43, 1336205), (61, 941915), (65, 883951), (215, 267241), (305, 188383), (337, 170495), (559, 102785), (793, 72455), (1685, 34099), (2623, 21905), (2795, 20557), (3965, 14491), (4381, 13115)]