28296870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1061}}^1$

素因数の和:1205

約数の個数: 64

約数和(自身を含む): 78299136

約数和(自身を除く): 50002266

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 127, 210, 254, 381, 635, 762, 889, 1061, 1270, 1778, 1905, 2122, 2667, 3183, 3810, 4445, 5305, 5334, 6366, 7427, 8890, 10610, 13335, 14854, 15915, 22281, 26670, 31830, 37135, 44562, 74270, 111405, 134747, 222810, 269494, 404241, 673735, 808482, 943229, 1347470, 1886458, 2021205, 2829687, 4042410, 4716145, 5659374, 9432290, 14148435, 28296870]

約数ペア:

[(1, 28296870), (2, 14148435), (3, 9432290), (5, 5659374), (6, 4716145), (7, 4042410), (10, 2829687), (14, 2021205), (15, 1886458), (21, 1347470), (30, 943229), (35, 808482), (42, 673735), (70, 404241), (105, 269494), (127, 222810), (210, 134747), (254, 111405), (381, 74270), (635, 44562), (762, 37135), (889, 31830), (1061, 26670), (1270, 22281), (1778, 15915), (1905, 14854), (2122, 13335), (2667, 10610), (3183, 8890), (3810, 7427), (4445, 6366), (5305, 5334)]