31351929

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{51481}}^1$

素因数の和:51520

約数の個数: 16

約数和(自身を含む): 49422720

約数和(自身を除く): 18070791

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 51481, 154443, 360367, 1081101, 1492949, 4478847, 10450643, 31351929]

約数ペア:

[(1, 31351929), (3, 10450643), (7, 4478847), (21, 1492949), (29, 1081101), (87, 360367), (203, 154443), (609, 51481)]