28605057

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7121}}^1$

素因数の和:7240

約数の個数: 16

約数和(自身を含む): 41478528

約数和(自身を除く): 12873471

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 7121, 21363, 92573, 277719, 733463, 2200389, 9535019, 28605057]

約数ペア:

[(1, 28605057), (3, 9535019), (13, 2200389), (39, 733463), (103, 277719), (309, 92573), (1339, 21363), (4017, 7121)]