25817265

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{199}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 47664000

約数和(自身を除く): 21846735

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 199, 279, 465, 597, 837, 961, 995, 1395, 1791, 2883, 2985, 4185, 4805, 5373, 6169, 8649, 8955, 14415, 18507, 25947, 26865, 30845, 43245, 55521, 92535, 129735, 166563, 191239, 277605, 573717, 832815, 956195, 1721151, 2868585, 5163453, 8605755, 25817265]

約数ペア:

[(1, 25817265), (3, 8605755), (5, 5163453), (9, 2868585), (15, 1721151), (27, 956195), (31, 832815), (45, 573717), (93, 277605), (135, 191239), (155, 166563), (199, 129735), (279, 92535), (465, 55521), (597, 43245), (837, 30845), (961, 26865), (995, 25947), (1395, 18507), (1791, 14415), (2883, 8955), (2985, 8649), (4185, 6169), (4805, 5373)]