228315985

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 292481280

約数和(自身を除く): 64165295

約数列:

[1, 5, 29, 61, 83, 145, 305, 311, 415, 1555, 1769, 2407, 5063, 8845, 9019, 12035, 18971, 25315, 25813, 45095, 94855, 129065, 146827, 550159, 734135, 748577, 1574593, 2750795, 3742885, 7872965, 45663197, 228315985]

約数ペア:

[(1, 228315985), (5, 45663197), (29, 7872965), (61, 3742885), (83, 2750795), (145, 1574593), (305, 748577), (311, 734135), (415, 550159), (1555, 146827), (1769, 129065), (2407, 94855), (5063, 45095), (8845, 25813), (9019, 25315), (12035, 18971)]