129302590

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{445871}}^1$

素因数の和:445907

約数の個数: 16

約数和(自身を含む): 240770880

約数和(自身を除く): 111468290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 445871, 891742, 2229355, 4458710, 12930259, 25860518, 64651295, 129302590]

約数ペア:

[(1, 129302590), (2, 64651295), (5, 25860518), (10, 12930259), (29, 4458710), (58, 2229355), (145, 891742), (290, 445871)]