28710825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2677}}^1$

素因数の和:2714

約数の個数: 48

約数和(自身を含む): 55788096

約数和(自身を除く): 27077271

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 143, 165, 195, 275, 325, 429, 715, 825, 975, 2145, 2677, 3575, 8031, 10725, 13385, 29447, 34801, 40155, 66925, 88341, 104403, 147235, 174005, 200775, 382811, 441705, 522015, 736175, 870025, 1148433, 1914055, 2208525, 2610075, 5742165, 9570275, 28710825]

約数ペア:

[(1, 28710825), (3, 9570275), (5, 5742165), (11, 2610075), (13, 2208525), (15, 1914055), (25, 1148433), (33, 870025), (39, 736175), (55, 522015), (65, 441705), (75, 382811), (143, 200775), (165, 174005), (195, 147235), (275, 104403), (325, 88341), (429, 66925), (715, 40155), (825, 34801), (975, 29447), (2145, 13385), (2677, 10725), (3575, 8031)]