406406416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{45439}}^1$

素因数の和:45503

約数の個数: 40

約数和(自身を含む): 867722240

約数和(自身を除く): 461315824

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 45439, 90878, 181756, 363512, 590707, 727024, 1181414, 1953877, 2362828, 3907754, 4725656, 7815508, 9451312, 15631016, 25400401, 31262032, 50800802, 101601604, 203203208, 406406416]

約数ペア:

[(1, 406406416), (2, 203203208), (4, 101601604), (8, 50800802), (13, 31262032), (16, 25400401), (26, 15631016), (43, 9451312), (52, 7815508), (86, 4725656), (104, 3907754), (172, 2362828), (208, 1953877), (344, 1181414), (559, 727024), (688, 590707), (1118, 363512), (2236, 181756), (4472, 90878), (8944, 45439)]