31402145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{647}}^1$

素因数の和:1240

約数の個数: 16

約数和(自身を含む): 40030848

約数和(自身を除く): 8628703

約数列:

[1, 5, 17, 85, 571, 647, 2855, 3235, 9707, 10999, 48535, 54995, 369437, 1847185, 6280429, 31402145]

約数ペア:

[(1, 31402145), (5, 6280429), (17, 1847185), (85, 369437), (571, 54995), (647, 48535), (2855, 10999), (3235, 9707)]