12983265

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 23901696

約数和(自身を除く): 10918431

約数列:

[1, 3, 5, 9, 15, 31, 41, 45, 93, 123, 155, 205, 227, 279, 369, 465, 615, 681, 1135, 1271, 1395, 1845, 2043, 3405, 3813, 6355, 7037, 9307, 10215, 11439, 19065, 21111, 27921, 35185, 46535, 57195, 63333, 83763, 105555, 139605, 288517, 316665, 418815, 865551, 1442585, 2596653, 4327755, 12983265]

約数ペア:

[(1, 12983265), (3, 4327755), (5, 2596653), (9, 1442585), (15, 865551), (31, 418815), (41, 316665), (45, 288517), (93, 139605), (123, 105555), (155, 83763), (205, 63333), (227, 57195), (279, 46535), (369, 35185), (465, 27921), (615, 21111), (681, 19065), (1135, 11439), (1271, 10215), (1395, 9307), (1845, 7037), (2043, 6355), (3405, 3813)]