28443525

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1499}}^1$

素因数の和:1546

約数の個数: 48

約数和(自身を含む): 53568000

約数和(自身を除く): 25124475

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 75, 115, 165, 253, 275, 345, 575, 759, 825, 1265, 1499, 1725, 3795, 4497, 6325, 7495, 16489, 18975, 22485, 34477, 37475, 49467, 82445, 103431, 112425, 172385, 247335, 379247, 412225, 517155, 861925, 1137741, 1236675, 1896235, 2585775, 5688705, 9481175, 28443525]

約数ペア:

[(1, 28443525), (3, 9481175), (5, 5688705), (11, 2585775), (15, 1896235), (23, 1236675), (25, 1137741), (33, 861925), (55, 517155), (69, 412225), (75, 379247), (115, 247335), (165, 172385), (253, 112425), (275, 103431), (345, 82445), (575, 49467), (759, 37475), (825, 34477), (1265, 22485), (1499, 18975), (1725, 16489), (3795, 7495), (4497, 6325)]