208173687

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{3433}}^1$

素因数の和:3523

約数の個数: 32

約数和(自身を含む): 311532480

約数和(自身を除く): 103358793

約数列:

[1, 3, 17, 29, 41, 51, 87, 123, 493, 697, 1189, 1479, 2091, 3433, 3567, 10299, 20213, 58361, 60639, 99557, 140753, 175083, 298671, 422259, 1692469, 2392801, 4081837, 5077407, 7178403, 12245511, 69391229, 208173687]

約数ペア:

[(1, 208173687), (3, 69391229), (17, 12245511), (29, 7178403), (41, 5077407), (51, 4081837), (87, 2392801), (123, 1692469), (493, 422259), (697, 298671), (1189, 175083), (1479, 140753), (2091, 99557), (3433, 60639), (3567, 58361), (10299, 20213)]