28370146

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 50688000

約数和(自身を除く): 22317854

約数列:

[1, 2, 7, 14, 31, 62, 131, 217, 262, 434, 499, 917, 998, 1834, 3493, 4061, 6986, 8122, 15469, 28427, 30938, 56854, 65369, 108283, 130738, 216566, 457583, 915166, 2026439, 4052878, 14185073, 28370146]

約数ペア:

[(1, 28370146), (2, 14185073), (7, 4052878), (14, 2026439), (31, 915166), (62, 457583), (131, 216566), (217, 130738), (262, 108283), (434, 65369), (499, 56854), (917, 30938), (998, 28427), (1834, 15469), (3493, 8122), (4061, 6986)]