288045290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{170441}}^1$

素因数の和:170474

約数の個数: 24

約数和(自身を含む): 561435948

約数和(自身を除く): 273390658

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 170441, 340882, 852205, 1704410, 2215733, 4431466, 11078665, 22157330, 28804529, 57609058, 144022645, 288045290]

約数ペア:

[(1, 288045290), (2, 144022645), (5, 57609058), (10, 28804529), (13, 22157330), (26, 11078665), (65, 4431466), (130, 2215733), (169, 1704410), (338, 852205), (845, 340882), (1690, 170441)]