15406986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:523

約数の個数: 64

約数和(自身を含む): 38016000

約数和(自身を除く): 22609014

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 43, 57, 86, 114, 129, 133, 258, 266, 301, 399, 449, 602, 798, 817, 898, 903, 1347, 1634, 1806, 2451, 2694, 3143, 4902, 5719, 6286, 8531, 9429, 11438, 17062, 17157, 18858, 19307, 25593, 34314, 38614, 51186, 57921, 59717, 115842, 119434, 135149, 179151, 270298, 358302, 366833, 405447, 733666, 810894, 1100499, 2200998, 2567831, 5135662, 7703493, 15406986]

約数ペア:

[(1, 15406986), (2, 7703493), (3, 5135662), (6, 2567831), (7, 2200998), (14, 1100499), (19, 810894), (21, 733666), (38, 405447), (42, 366833), (43, 358302), (57, 270298), (86, 179151), (114, 135149), (129, 119434), (133, 115842), (258, 59717), (266, 57921), (301, 51186), (399, 38614), (449, 34314), (602, 25593), (798, 19307), (817, 18858), (898, 17157), (903, 17062), (1347, 11438), (1634, 9429), (1806, 8531), (2451, 6286), (2694, 5719), (3143, 4902)]