40385723

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3533}}^1$

素因数の和:3634

約数の個数: 16

約数和(自身を含む): 48854016

約数和(自身を除く): 8468293

約数列:

[1, 7, 23, 71, 161, 497, 1633, 3533, 11431, 24731, 81259, 250843, 568813, 1755901, 5769389, 40385723]

約数ペア:

[(1, 40385723), (7, 5769389), (23, 1755901), (71, 568813), (161, 250843), (497, 81259), (1633, 24731), (3533, 11431)]