289370775

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{797}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 493968384

約数和(自身を除く): 204597609

約数列:

[1, 3, 5, 15, 25, 47, 75, 103, 141, 235, 309, 515, 705, 797, 1175, 1545, 2391, 2575, 3525, 3985, 4841, 7725, 11955, 14523, 19925, 24205, 37459, 59775, 72615, 82091, 112377, 121025, 187295, 246273, 363075, 410455, 561885, 936475, 1231365, 2052275, 2809425, 3858277, 6156825, 11574831, 19291385, 57874155, 96456925, 289370775]

約数ペア:

[(1, 289370775), (3, 96456925), (5, 57874155), (15, 19291385), (25, 11574831), (47, 6156825), (75, 3858277), (103, 2809425), (141, 2052275), (235, 1231365), (309, 936475), (515, 561885), (705, 410455), (797, 363075), (1175, 246273), (1545, 187295), (2391, 121025), (2575, 112377), (3525, 82091), (3985, 72615), (4841, 59775), (7725, 37459), (11955, 24205), (14523, 19925)]