28082678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{311}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 47803392

約数和(自身を除く): 19720714

約数列:

[1, 2, 13, 23, 26, 46, 151, 299, 302, 311, 598, 622, 1963, 3473, 3926, 4043, 6946, 7153, 8086, 14306, 45149, 46961, 90298, 92989, 93922, 185978, 610493, 1080103, 1220986, 2160206, 14041339, 28082678]

約数ペア:

[(1, 28082678), (2, 14041339), (13, 2160206), (23, 1220986), (26, 1080103), (46, 610493), (151, 185978), (299, 93922), (302, 92989), (311, 90298), (598, 46961), (622, 45149), (1963, 14306), (3473, 8086), (3926, 7153), (4043, 6946)]