209065610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1608197}}^1$

素因数の和:1608217

約数の個数: 16

約数和(自身を含む): 405265896

約数和(自身を除く): 196200286

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1608197, 3216394, 8040985, 16081970, 20906561, 41813122, 104532805, 209065610]

約数ペア:

[(1, 209065610), (2, 104532805), (5, 41813122), (10, 20906561), (13, 16081970), (26, 8040985), (65, 3216394), (130, 1608197)]