28933125

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{1187}}^1$

素因数の和:1223

約数の個数: 40

約数和(自身を含む): 51958368

約数和(自身を除く): 23025243

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 625, 975, 1187, 1625, 1875, 3561, 4875, 5935, 8125, 15431, 17805, 24375, 29675, 46293, 77155, 89025, 148375, 231465, 385775, 445125, 741875, 1157325, 1928875, 2225625, 5786625, 9644375, 28933125]

約数ペア:

[(1, 28933125), (3, 9644375), (5, 5786625), (13, 2225625), (15, 1928875), (25, 1157325), (39, 741875), (65, 445125), (75, 385775), (125, 231465), (195, 148375), (325, 89025), (375, 77155), (625, 46293), (975, 29675), (1187, 24375), (1625, 17805), (1875, 15431), (3561, 8125), (4875, 5935)]