247488976

素因数分解:

$2^4\times 7^1\times {\mathrm{661}}^1\times {\mathrm{3343}}^1$

素因数の和:4019

約数の個数: 40

約数和(自身を含む): 549004544

約数和(自身を除く): 301515568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 661, 1322, 2644, 3343, 4627, 5288, 6686, 9254, 10576, 13372, 18508, 23401, 26744, 37016, 46802, 53488, 74032, 93604, 187208, 374416, 2209723, 4419446, 8838892, 15468061, 17677784, 30936122, 35355568, 61872244, 123744488, 247488976]

約数ペア:

[(1, 247488976), (2, 123744488), (4, 61872244), (7, 35355568), (8, 30936122), (14, 17677784), (16, 15468061), (28, 8838892), (56, 4419446), (112, 2209723), (661, 374416), (1322, 187208), (2644, 93604), (3343, 74032), (4627, 53488), (5288, 46802), (6686, 37016), (9254, 26744), (10576, 23401), (13372, 18508)]