208232271

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{347}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 340494336

約数和(自身を除く): 132262065

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 223, 299, 347, 669, 897, 1041, 2007, 2691, 2899, 3123, 4511, 5129, 7981, 8697, 13533, 15387, 23943, 26091, 40599, 46161, 66677, 71829, 77381, 103753, 200031, 232143, 311259, 600093, 696429, 933777, 1005953, 1779763, 3017859, 5339289, 9053577, 16017867, 23136919, 69410757, 208232271]

約数ペア:

[(1, 208232271), (3, 69410757), (9, 23136919), (13, 16017867), (23, 9053577), (39, 5339289), (69, 3017859), (117, 1779763), (207, 1005953), (223, 933777), (299, 696429), (347, 600093), (669, 311259), (897, 232143), (1041, 200031), (2007, 103753), (2691, 77381), (2899, 71829), (3123, 66677), (4511, 46161), (5129, 40599), (7981, 26091), (8697, 23943), (13533, 15387)]