42679390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{328303}}^1$

素因数の和:328323

約数の個数: 16

約数和(自身を含む): 82732608

約数和(自身を除く): 40053218

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 328303, 656606, 1641515, 3283030, 4267939, 8535878, 21339695, 42679390]

約数ペア:

[(1, 42679390), (2, 21339695), (5, 8535878), (10, 4267939), (13, 3283030), (26, 1641515), (65, 656606), (130, 328303)]