220491194

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{743}}^1$

素因数の和:851

約数の個数: 64

約数和(自身を含む): 431972352

約数和(自身を除く): 211481158

約数列:

[1, 2, 7, 11, 14, 22, 41, 47, 77, 82, 94, 154, 287, 329, 451, 517, 574, 658, 743, 902, 1034, 1486, 1927, 3157, 3619, 3854, 5201, 6314, 7238, 8173, 10402, 13489, 16346, 21197, 26978, 30463, 34921, 42394, 57211, 60926, 69842, 114422, 148379, 213241, 244447, 296758, 335093, 384131, 426482, 488894, 670186, 768262, 1431761, 2345651, 2688917, 2863522, 4691302, 5377834, 10022327, 15749371, 20044654, 31498742, 110245597, 220491194]

約数ペア:

[(1, 220491194), (2, 110245597), (7, 31498742), (11, 20044654), (14, 15749371), (22, 10022327), (41, 5377834), (47, 4691302), (77, 2863522), (82, 2688917), (94, 2345651), (154, 1431761), (287, 768262), (329, 670186), (451, 488894), (517, 426482), (574, 384131), (658, 335093), (743, 296758), (902, 244447), (1034, 213241), (1486, 148379), (1927, 114422), (3157, 69842), (3619, 60926), (3854, 57211), (5201, 42394), (6314, 34921), (7238, 30463), (8173, 26978), (10402, 21197), (13489, 16346)]