28534610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1103}}^1$

素因数の和:1322

約数の個数: 32

約数和(自身を含む): 55641600

約数和(自身を除く): 27106990

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 995, 1103, 1990, 2206, 2587, 5174, 5515, 11030, 12935, 14339, 25870, 28678, 71695, 143390, 219497, 438994, 1097485, 2194970, 2853461, 5706922, 14267305, 28534610]

約数ペア:

[(1, 28534610), (2, 14267305), (5, 5706922), (10, 2853461), (13, 2194970), (26, 1097485), (65, 438994), (130, 219497), (199, 143390), (398, 71695), (995, 28678), (1103, 25870), (1990, 14339), (2206, 12935), (2587, 11030), (5174, 5515)]