1389982798

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{145487}}^1$

素因数の和:145787

約数の個数: 16

約数和(自身を含む): 2215491264

約数和(自身を除く): 825508466

約数列:

[1, 2, 17, 34, 281, 562, 4777, 9554, 145487, 290974, 2473279, 4946558, 40881847, 81763694, 694991399, 1389982798]

約数ペア:

[(1, 1389982798), (2, 694991399), (17, 81763694), (34, 40881847), (281, 4946558), (562, 2473279), (4777, 290974), (9554, 145487)]