31325535

素因数分解:

$3^4\times 5^1\times {\mathrm{77347}}^1$

素因数の和:77364

約数の個数: 20

約数和(自身を含む): 56154648

約数和(自身を除く): 24829113

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 77347, 232041, 386735, 696123, 1160205, 2088369, 3480615, 6265107, 10441845, 31325535]

約数ペア:

[(1, 31325535), (3, 10441845), (5, 6265107), (9, 3480615), (15, 2088369), (27, 1160205), (45, 696123), (81, 386735), (135, 232041), (405, 77347)]