78499486

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{271}}^1\times {\mathrm{857}}^1$

素因数の和:1156

約数の個数: 24

約数和(自身を含む): 128123424

約数和(自身を除く): 49623938

約数列:

[1, 2, 13, 26, 169, 271, 338, 542, 857, 1714, 3523, 7046, 11141, 22282, 45799, 91598, 144833, 232247, 289666, 464494, 3019211, 6038422, 39249743, 78499486]

約数ペア:

[(1, 78499486), (2, 39249743), (13, 6038422), (26, 3019211), (169, 464494), (271, 289666), (338, 232247), (542, 144833), (857, 91598), (1714, 45799), (3523, 22282), (7046, 11141)]