28469925

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{11503}}^1$

素因数の和:11530

約数の個数: 36

約数和(自身を含む): 55633344

約数和(自身を除く): 27163419

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 11503, 34509, 57515, 103527, 126533, 172545, 287575, 379599, 517635, 632665, 862725, 1138797, 1897995, 2588175, 3163325, 5693985, 9489975, 28469925]

約数ペア:

[(1, 28469925), (3, 9489975), (5, 5693985), (9, 3163325), (11, 2588175), (15, 1897995), (25, 1138797), (33, 862725), (45, 632665), (55, 517635), (75, 379599), (99, 287575), (165, 172545), (225, 126533), (275, 103527), (495, 57515), (825, 34509), (2475, 11503)]