1988265

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1597}}^1$

素因数の和:1688

約数の個数: 16

約数和(自身を含む): 3221568

約数和(自身を除く): 1233303

約数列:

[1, 3, 5, 15, 83, 249, 415, 1245, 1597, 4791, 7985, 23955, 132551, 397653, 662755, 1988265]

約数ペア:

[(1, 1988265), (3, 662755), (5, 397653), (15, 132551), (83, 23955), (249, 7985), (415, 4791), (1245, 1597)]