28305359847

素因数分解:

$3^4\times {\mathrm{661}}^1\times {\mathrm{528667}}^1$

素因数の和:529340

約数の個数: 20

約数和(自身を含む): 42347364136

約数和(自身を除く): 14042004289

約数列:

[1, 3, 9, 27, 81, 661, 1983, 5949, 17847, 53541, 528667, 1586001, 4758003, 14274009, 42822027, 349448887, 1048346661, 3145039983, 9435119949, 28305359847]

約数ペア:

[(1, 28305359847), (3, 9435119949), (9, 3145039983), (27, 1048346661), (81, 349448887), (661, 42822027), (1983, 14274009), (5949, 4758003), (17847, 1586001), (53541, 528667)]