78119235

素因数分解:

$3^4\times 5^1\times {\mathrm{192887}}^1$

素因数の和:192904

約数の個数: 20

約数和(自身を含む): 140036688

約数和(自身を除く): 61917453

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 192887, 578661, 964435, 1735983, 2893305, 5207949, 8679915, 15623847, 26039745, 78119235]

約数ペア:

[(1, 78119235), (3, 26039745), (5, 15623847), (9, 8679915), (15, 5207949), (27, 2893305), (45, 1735983), (81, 964435), (135, 578661), (405, 192887)]