490790690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3775313}}^1$

素因数の和:3775333

約数の個数: 16

約数和(自身を含む): 951379128

約数和(自身を除く): 460588438

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 3775313, 7550626, 18876565, 37753130, 49079069, 98158138, 245395345, 490790690]

約数ペア:

[(1, 490790690), (2, 245395345), (5, 98158138), (10, 49079069), (13, 37753130), (26, 18876565), (65, 7550626), (130, 3775313)]