39957705

素因数分解:

$3^5\times 5^1\times {\mathrm{32887}}^1$

素因数の和:32907

約数の個数: 24

約数和(自身を含む): 71827392

約数和(自身を除く): 31869687

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 32887, 98661, 164435, 295983, 493305, 887949, 1479915, 2663847, 4439745, 7991541, 13319235, 39957705]

約数ペア:

[(1, 39957705), (3, 13319235), (5, 7991541), (9, 4439745), (15, 2663847), (27, 1479915), (45, 887949), (81, 493305), (135, 295983), (243, 164435), (405, 98661), (1215, 32887)]