8649788

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 18547200

約数和(自身を除く): 9897412

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 71, 76, 133, 142, 229, 266, 284, 458, 497, 532, 916, 994, 1349, 1603, 1988, 2698, 3206, 4351, 5396, 6412, 8702, 9443, 16259, 17404, 18886, 30457, 32518, 37772, 60914, 65036, 113813, 121828, 227626, 308921, 455252, 617842, 1235684, 2162447, 4324894, 8649788]

約数ペア:

[(1, 8649788), (2, 4324894), (4, 2162447), (7, 1235684), (14, 617842), (19, 455252), (28, 308921), (38, 227626), (71, 121828), (76, 113813), (133, 65036), (142, 60914), (229, 37772), (266, 32518), (284, 30457), (458, 18886), (497, 17404), (532, 16259), (916, 9443), (994, 8702), (1349, 6412), (1603, 5396), (1988, 4351), (2698, 3206)]