1979135

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:358

約数の個数: 16

約数和(自身を含む): 2540160

約数和(自身を除く): 561025

約数列:

[1, 5, 19, 83, 95, 251, 415, 1255, 1577, 4769, 7885, 20833, 23845, 104165, 395827, 1979135]

約数ペア:

[(1, 1979135), (5, 395827), (19, 104165), (83, 23845), (95, 20833), (251, 7885), (415, 4769), (1255, 1577)]