490931015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{44089}}^1$

素因数の和:44242

約数の個数: 16

約数和(自身を含む): 628547040

約数和(自身を除く): 137616025

約数列:

[1, 5, 17, 85, 131, 655, 2227, 11135, 44089, 220445, 749513, 3747565, 5775659, 28878295, 98186203, 490931015]

約数ペア:

[(1, 490931015), (5, 98186203), (17, 28878295), (85, 5775659), (131, 3747565), (655, 749513), (2227, 220445), (11135, 44089)]