78928364

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{2161}}^1$

素因数の和:2585

約数の個数: 24

約数和(自身を含む): 144559968

約数和(自身を除く): 65631604

約数列:

[1, 2, 4, 23, 46, 92, 397, 794, 1588, 2161, 4322, 8644, 9131, 18262, 36524, 49703, 99406, 198812, 857917, 1715834, 3431668, 19732091, 39464182, 78928364]

約数ペア:

[(1, 78928364), (2, 39464182), (4, 19732091), (23, 3431668), (46, 1715834), (92, 857917), (397, 198812), (794, 99406), (1588, 49703), (2161, 36524), (4322, 18262), (8644, 9131)]