208048191

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^2\times {\mathrm{449}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 302173200

約数和(自身を除く): 94125009

約数列:

[1, 3, 13, 39, 109, 327, 449, 1347, 1417, 4251, 5837, 11881, 17511, 35643, 48941, 146823, 154453, 463359, 636233, 1908699, 5334569, 16003707, 69349397, 208048191]

約数ペア:

[(1, 208048191), (3, 69349397), (13, 16003707), (39, 5334569), (109, 1908699), (327, 636233), (449, 463359), (1347, 154453), (1417, 146823), (4251, 48941), (5837, 35643), (11881, 17511)]