28529325

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{11527}}^1$

素因数の和:11554

約数の個数: 36

約数和(自身を含む): 55749408

約数和(自身を除く): 27220083

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 11527, 34581, 57635, 103743, 126797, 172905, 288175, 380391, 518715, 633985, 864525, 1141173, 1901955, 2593575, 3169925, 5705865, 9509775, 28529325]

約数ペア:

[(1, 28529325), (3, 9509775), (5, 5705865), (9, 3169925), (11, 2593575), (15, 1901955), (25, 1141173), (33, 864525), (45, 633985), (55, 518715), (75, 380391), (99, 288175), (165, 172905), (225, 126797), (275, 103743), (495, 57635), (825, 34581), (2475, 11527)]