398553652

素因数分解:

$2^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{15289}}^1$

素因数の和:15333

約数の個数: 48

約数和(自身を含む): 856240000

約数和(自身を除く): 457686348

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 343, 532, 686, 931, 1372, 1862, 3724, 6517, 13034, 15289, 26068, 30578, 61156, 107023, 214046, 290491, 428092, 580982, 749161, 1161964, 1498322, 2033437, 2996644, 4066874, 5244127, 8133748, 10488254, 14234059, 20976508, 28468118, 56936236, 99638413, 199276826, 398553652]

約数ペア:

[(1, 398553652), (2, 199276826), (4, 99638413), (7, 56936236), (14, 28468118), (19, 20976508), (28, 14234059), (38, 10488254), (49, 8133748), (76, 5244127), (98, 4066874), (133, 2996644), (196, 2033437), (266, 1498322), (343, 1161964), (532, 749161), (686, 580982), (931, 428092), (1372, 290491), (1862, 214046), (3724, 107023), (6517, 61156), (13034, 30578), (15289, 26068)]