28939270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{170231}}^1$

素因数の和:170255

約数の個数: 16

約数和(自身を含む): 55155168

約数和(自身を除く): 26215898

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 170231, 340462, 851155, 1702310, 2893927, 5787854, 14469635, 28939270]

約数ペア:

[(1, 28939270), (2, 14469635), (5, 5787854), (10, 2893927), (17, 1702310), (34, 851155), (85, 340462), (170, 170231)]