208044963

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{887}}^1$

素因数の和:993

約数の個数: 64

約数和(自身を含む): 378501120

約数和(自身を除く): 170456157

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 73, 119, 153, 189, 219, 357, 459, 511, 657, 887, 1071, 1241, 1533, 1971, 2661, 3213, 3723, 4599, 6209, 7983, 8687, 11169, 13797, 15079, 18627, 23949, 26061, 33507, 45237, 55881, 64751, 78183, 105553, 135711, 167643, 194253, 234549, 316659, 407133, 453257, 582759, 949977, 1100767, 1359771, 1748277, 2849931, 3302301, 4079313, 7705369, 9906903, 12237939, 23116107, 29720709, 69348321, 208044963]

約数ペア:

[(1, 208044963), (3, 69348321), (7, 29720709), (9, 23116107), (17, 12237939), (21, 9906903), (27, 7705369), (51, 4079313), (63, 3302301), (73, 2849931), (119, 1748277), (153, 1359771), (189, 1100767), (219, 949977), (357, 582759), (459, 453257), (511, 407133), (657, 316659), (887, 234549), (1071, 194253), (1241, 167643), (1533, 135711), (1971, 105553), (2661, 78183), (3213, 64751), (3723, 55881), (4599, 45237), (6209, 33507), (7983, 26061), (8687, 23949), (11169, 18627), (13797, 15079)]