28459207

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 8796473

約数列:

[1, 7, 17, 19, 41, 119, 133, 287, 307, 323, 697, 779, 2149, 2261, 4879, 5219, 5453, 5833, 12587, 13243, 36533, 40831, 88109, 92701, 99161, 213979, 239153, 694127, 1497853, 1674071, 4065601, 28459207]

約数ペア:

[(1, 28459207), (7, 4065601), (17, 1674071), (19, 1497853), (41, 694127), (119, 239153), (133, 213979), (287, 99161), (307, 92701), (323, 88109), (697, 40831), (779, 36533), (2149, 13243), (2261, 12587), (4879, 5833), (5219, 5453)]