81618465

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{65557}}^1$

素因数の和:65648

約数の個数: 16

約数和(自身を含む): 132164928

約数和(自身を除く): 50546463

約数列:

[1, 3, 5, 15, 83, 249, 415, 1245, 65557, 196671, 327785, 983355, 5441231, 16323693, 27206155, 81618465]

約数ペア:

[(1, 81618465), (3, 27206155), (5, 16323693), (15, 5441231), (83, 983355), (249, 327785), (415, 196671), (1245, 65557)]