404103742

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{21397}}^1$

素因数の和:21496

約数の個数: 32

約数和(自身を含む): 739514880

約数和(自身を除く): 335411138

約数列:

[1, 2, 7, 14, 19, 38, 71, 133, 142, 266, 497, 994, 1349, 2698, 9443, 18886, 21397, 42794, 149779, 299558, 406543, 813086, 1519187, 2845801, 3038374, 5691602, 10634309, 21268618, 28864553, 57729106, 202051871, 404103742]

約数ペア:

[(1, 404103742), (2, 202051871), (7, 57729106), (14, 28864553), (19, 21268618), (38, 10634309), (71, 5691602), (133, 3038374), (142, 2845801), (266, 1519187), (497, 813086), (994, 406543), (1349, 299558), (2698, 149779), (9443, 42794), (18886, 21397)]