387556785

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1621}}^1$

素因数の和:1676

約数の個数: 128

約数和(自身を含む): 896901120

約数和(自身を除く): 509344335

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 23, 27, 33, 35, 45, 55, 63, 69, 77, 99, 105, 115, 135, 161, 165, 189, 207, 231, 253, 297, 315, 345, 385, 483, 495, 621, 693, 759, 805, 945, 1035, 1155, 1265, 1449, 1485, 1621, 1771, 2079, 2277, 2415, 3105, 3465, 3795, 4347, 4863, 5313, 6831, 7245, 8105, 8855, 10395, 11347, 11385, 14589, 15939, 17831, 21735, 24315, 26565, 34041, 34155, 37283, 43767, 47817, 53493, 56735, 72945, 79695, 89155, 102123, 111849, 124817, 160479, 170205, 186415, 218835, 239085, 260981, 267465, 306369, 335547, 374451, 410113, 481437, 510615, 559245, 624085, 782943, 802395, 1006641, 1123353, 1230339, 1304905, 1531845, 1677735, 1872255, 2050565, 2348829, 2407185, 2870791, 3370059, 3691017, 3914715, 5033205, 5616765, 6151695, 7046487, 8612373, 11073051, 11744145, 14353955, 16850295, 18455085, 25837119, 35232435, 43061865, 55365255, 77511357, 129185595, 387556785]

約数ペア:

[(1, 387556785), (3, 129185595), (5, 77511357), (7, 55365255), (9, 43061865), (11, 35232435), (15, 25837119), (21, 18455085), (23, 16850295), (27, 14353955), (33, 11744145), (35, 11073051), (45, 8612373), (55, 7046487), (63, 6151695), (69, 5616765), (77, 5033205), (99, 3914715), (105, 3691017), (115, 3370059), (135, 2870791), (161, 2407185), (165, 2348829), (189, 2050565), (207, 1872255), (231, 1677735), (253, 1531845), (297, 1304905), (315, 1230339), (345, 1123353), (385, 1006641), (483, 802395), (495, 782943), (621, 624085), (693, 559245), (759, 510615), (805, 481437), (945, 410113), (1035, 374451), (1155, 335547), (1265, 306369), (1449, 267465), (1485, 260981), (1621, 239085), (1771, 218835), (2079, 186415), (2277, 170205), (2415, 160479), (3105, 124817), (3465, 111849), (3795, 102123), (4347, 89155), (4863, 79695), (5313, 72945), (6831, 56735), (7245, 53493), (8105, 47817), (8855, 43767), (10395, 37283), (11347, 34155), (11385, 34041), (14589, 26565), (15939, 24315), (17831, 21735)]