28285875

素因数分解:

$3^3\times 5^3\times {\mathrm{17}}^2\times {\mathrm{29}}^1$

素因数の和:87

約数の個数: 96

約数和(自身を含む): 57470400

約数和(自身を除く): 29184525

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 29, 45, 51, 75, 85, 87, 125, 135, 145, 153, 225, 255, 261, 289, 375, 425, 435, 459, 493, 675, 725, 765, 783, 867, 1125, 1275, 1305, 1445, 1479, 2125, 2175, 2295, 2465, 2601, 3375, 3625, 3825, 3915, 4335, 4437, 6375, 6525, 7225, 7395, 7803, 8381, 10875, 11475, 12325, 13005, 13311, 19125, 19575, 21675, 22185, 25143, 32625, 36125, 36975, 39015, 41905, 57375, 61625, 65025, 66555, 75429, 97875, 108375, 110925, 125715, 184875, 195075, 209525, 226287, 325125, 332775, 377145, 554625, 628575, 975375, 1047625, 1131435, 1663875, 1885725, 3142875, 5657175, 9428625, 28285875]

約数ペア:

[(1, 28285875), (3, 9428625), (5, 5657175), (9, 3142875), (15, 1885725), (17, 1663875), (25, 1131435), (27, 1047625), (29, 975375), (45, 628575), (51, 554625), (75, 377145), (85, 332775), (87, 325125), (125, 226287), (135, 209525), (145, 195075), (153, 184875), (225, 125715), (255, 110925), (261, 108375), (289, 97875), (375, 75429), (425, 66555), (435, 65025), (459, 61625), (493, 57375), (675, 41905), (725, 39015), (765, 36975), (783, 36125), (867, 32625), (1125, 25143), (1275, 22185), (1305, 21675), (1445, 19575), (1479, 19125), (2125, 13311), (2175, 13005), (2295, 12325), (2465, 11475), (2601, 10875), (3375, 8381), (3625, 7803), (3825, 7395), (3915, 7225), (4335, 6525), (4437, 6375)]