2027655

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 4140864

約数和(自身を除く): 2113209

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 157, 205, 287, 315, 369, 471, 615, 785, 861, 1099, 1413, 1435, 1845, 2355, 2583, 3297, 4305, 5495, 6437, 7065, 9891, 12915, 16485, 19311, 32185, 45059, 49455, 57933, 96555, 135177, 225295, 289665, 405531, 675885, 2027655]

約数ペア:

[(1, 2027655), (3, 675885), (5, 405531), (7, 289665), (9, 225295), (15, 135177), (21, 96555), (35, 57933), (41, 49455), (45, 45059), (63, 32185), (105, 19311), (123, 16485), (157, 12915), (205, 9891), (287, 7065), (315, 6437), (369, 5495), (471, 4305), (615, 3297), (785, 2583), (861, 2355), (1099, 1845), (1413, 1435)]