28652733

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1427}}^1$

素因数の和:1553

約数の個数: 24

約数和(自身を含む): 43662528

約数和(自身を除く): 15009795

約数列:

[1, 3, 9, 23, 69, 97, 207, 291, 873, 1427, 2231, 4281, 6693, 12843, 20079, 32821, 98463, 138419, 295389, 415257, 1245771, 3183637, 9550911, 28652733]

約数ペア:

[(1, 28652733), (3, 9550911), (9, 3183637), (23, 1245771), (69, 415257), (97, 295389), (207, 138419), (291, 98463), (873, 32821), (1427, 20079), (2231, 12843), (4281, 6693)]