78821756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{2239}}^1$

素因数の和:2933

約数の個数: 24

約数和(自身を含む): 148834560

約数和(自身を除く): 70012804

約数列:

[1, 2, 4, 13, 26, 52, 677, 1354, 2239, 2708, 4478, 8801, 8956, 17602, 29107, 35204, 58214, 116428, 1515803, 3031606, 6063212, 19705439, 39410878, 78821756]

約数ペア:

[(1, 78821756), (2, 39410878), (4, 19705439), (13, 6063212), (26, 3031606), (52, 1515803), (677, 116428), (1354, 58214), (2239, 35204), (2708, 29107), (4478, 17602), (8801, 8956)]