28342808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:117

約数の個数: 96

約数和(自身を含む): 64985760

約数和(自身を除く): 36642952

約数列:

[1, 2, 4, 8, 13, 17, 23, 26, 34, 41, 46, 52, 68, 82, 92, 104, 136, 164, 184, 221, 289, 299, 328, 391, 442, 533, 578, 598, 697, 782, 884, 943, 1066, 1156, 1196, 1394, 1564, 1768, 1886, 2132, 2312, 2392, 2788, 3128, 3757, 3772, 4264, 5083, 5576, 6647, 7514, 7544, 9061, 10166, 11849, 12259, 13294, 15028, 16031, 18122, 20332, 23698, 24518, 26588, 30056, 32062, 36244, 40664, 47396, 49036, 53176, 64124, 72488, 86411, 94792, 98072, 128248, 154037, 172822, 208403, 272527, 308074, 345644, 416806, 545054, 616148, 691288, 833612, 1090108, 1232296, 1667224, 2180216, 3542851, 7085702, 14171404, 28342808]

約数ペア:

[(1, 28342808), (2, 14171404), (4, 7085702), (8, 3542851), (13, 2180216), (17, 1667224), (23, 1232296), (26, 1090108), (34, 833612), (41, 691288), (46, 616148), (52, 545054), (68, 416806), (82, 345644), (92, 308074), (104, 272527), (136, 208403), (164, 172822), (184, 154037), (221, 128248), (289, 98072), (299, 94792), (328, 86411), (391, 72488), (442, 64124), (533, 53176), (578, 49036), (598, 47396), (697, 40664), (782, 36244), (884, 32062), (943, 30056), (1066, 26588), (1156, 24518), (1196, 23698), (1394, 20332), (1564, 18122), (1768, 16031), (1886, 15028), (2132, 13294), (2312, 12259), (2392, 11849), (2788, 10166), (3128, 9061), (3757, 7544), (3772, 7514), (4264, 6647), (5083, 5576)]