291201942

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:250

約数の個数: 128

約数和(自身を含む): 696729600

約数和(自身を除く): 405527658

約数列:

[1, 2, 3, 6, 17, 19, 23, 34, 38, 46, 47, 51, 57, 69, 94, 102, 114, 138, 139, 141, 278, 282, 323, 391, 417, 437, 646, 782, 799, 834, 874, 893, 969, 1081, 1173, 1311, 1598, 1786, 1938, 2162, 2346, 2363, 2397, 2622, 2641, 2679, 3197, 3243, 4726, 4794, 5282, 5358, 6394, 6486, 6533, 7089, 7429, 7923, 9591, 13066, 14178, 14858, 15181, 15846, 18377, 19182, 19599, 20539, 22287, 30362, 36754, 39198, 41078, 44574, 44897, 45543, 54349, 55131, 60743, 61617, 89794, 91086, 108698, 110262, 111061, 121486, 123234, 124127, 134691, 150259, 163047, 182229, 222122, 248254, 269382, 300518, 326094, 333183, 349163, 364458, 372381, 450777, 666366, 698326, 744762, 901554, 1032631, 1047489, 2065262, 2094978, 2110159, 2554403, 2854921, 3097893, 4220318, 5108806, 5709842, 6195786, 6330477, 7663209, 8564763, 12660954, 15326418, 17129526, 48533657, 97067314, 145600971, 291201942]

約数ペア:

[(1, 291201942), (2, 145600971), (3, 97067314), (6, 48533657), (17, 17129526), (19, 15326418), (23, 12660954), (34, 8564763), (38, 7663209), (46, 6330477), (47, 6195786), (51, 5709842), (57, 5108806), (69, 4220318), (94, 3097893), (102, 2854921), (114, 2554403), (138, 2110159), (139, 2094978), (141, 2065262), (278, 1047489), (282, 1032631), (323, 901554), (391, 744762), (417, 698326), (437, 666366), (646, 450777), (782, 372381), (799, 364458), (834, 349163), (874, 333183), (893, 326094), (969, 300518), (1081, 269382), (1173, 248254), (1311, 222122), (1598, 182229), (1786, 163047), (1938, 150259), (2162, 134691), (2346, 124127), (2363, 123234), (2397, 121486), (2622, 111061), (2641, 110262), (2679, 108698), (3197, 91086), (3243, 89794), (4726, 61617), (4794, 60743), (5282, 55131), (5358, 54349), (6394, 45543), (6486, 44897), (6533, 44574), (7089, 41078), (7429, 39198), (7923, 36754), (9591, 30362), (13066, 22287), (14178, 20539), (14858, 19599), (15181, 19182), (15846, 18377)]