2287725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 4285440

約数和(自身を除く): 1997715

約数列:

[1, 3, 5, 11, 15, 25, 33, 47, 55, 59, 75, 141, 165, 177, 235, 275, 295, 517, 649, 705, 825, 885, 1175, 1475, 1551, 1947, 2585, 2773, 3245, 3525, 4425, 7755, 8319, 9735, 12925, 13865, 16225, 30503, 38775, 41595, 48675, 69325, 91509, 152515, 207975, 457545, 762575, 2287725]

約数ペア:

[(1, 2287725), (3, 762575), (5, 457545), (11, 207975), (15, 152515), (25, 91509), (33, 69325), (47, 48675), (55, 41595), (59, 38775), (75, 30503), (141, 16225), (165, 13865), (177, 12925), (235, 9735), (275, 8319), (295, 7755), (517, 4425), (649, 3525), (705, 3245), (825, 2773), (885, 2585), (1175, 1947), (1475, 1551)]