28003926

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{661}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 58722048

約数和(自身を除く): 30718122

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 307, 614, 661, 921, 1322, 1842, 1983, 3966, 7061, 14122, 15203, 21183, 30406, 42366, 45609, 91218, 202927, 405854, 608781, 1217562, 4667321, 9334642, 14001963, 28003926]

約数ペア:

[(1, 28003926), (2, 14001963), (3, 9334642), (6, 4667321), (23, 1217562), (46, 608781), (69, 405854), (138, 202927), (307, 91218), (614, 45609), (661, 42366), (921, 30406), (1322, 21183), (1842, 15203), (1983, 14122), (3966, 7061)]