31920005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{719}}^1$

素因数の和:1420

約数の個数: 16

約数和(自身を含む): 41368320

約数和(自身を除く): 9448315

約数列:

[1, 5, 13, 65, 683, 719, 3415, 3595, 8879, 9347, 44395, 46735, 491077, 2455385, 6384001, 31920005]

約数ペア:

[(1, 31920005), (5, 6384001), (13, 2455385), (65, 491077), (683, 46735), (719, 44395), (3415, 9347), (3595, 8879)]