31363731

素因数分解:

$3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2083}}^1$

素因数の和:2335

約数の個数: 24

約数和(自身を含む): 52016640

約数和(自身を除く): 20652909

約数列:

[1, 3, 7, 9, 21, 63, 239, 717, 1673, 2083, 2151, 5019, 6249, 14581, 15057, 18747, 43743, 131229, 497837, 1493511, 3484859, 4480533, 10454577, 31363731]

約数ペア:

[(1, 31363731), (3, 10454577), (7, 4480533), (9, 3484859), (21, 1493511), (63, 497837), (239, 131229), (717, 43743), (1673, 18747), (2083, 15057), (2151, 14581), (5019, 6249)]