28331325

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{11447}}^1$

素因数の和:11474

約数の個数: 36

約数和(自身を含む): 55362528

約数和(自身を除く): 27031203

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 11447, 34341, 57235, 103023, 125917, 171705, 286175, 377751, 515115, 629585, 858525, 1133253, 1888755, 2575575, 3147925, 5666265, 9443775, 28331325]

約数ペア:

[(1, 28331325), (3, 9443775), (5, 5666265), (9, 3147925), (11, 2575575), (15, 1888755), (25, 1133253), (33, 858525), (45, 629585), (55, 515115), (75, 377751), (99, 286175), (165, 171705), (225, 125917), (275, 103023), (495, 57235), (825, 34341), (2475, 11447)]