647985114

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{251}}^1\times {\mathrm{2927}}^1$

素因数の和:3200

約数の個数: 72

約数和(自身を含む): 1640253888

約数和(自身を除く): 992268774

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 251, 294, 441, 502, 753, 882, 1506, 1757, 2259, 2927, 3514, 4518, 5271, 5854, 8781, 10542, 12299, 15813, 17562, 20489, 24598, 26343, 31626, 36897, 40978, 52686, 61467, 73794, 110691, 122934, 143423, 184401, 221382, 286846, 368802, 430269, 734677, 860538, 1290807, 1469354, 2204031, 2581614, 4408062, 5142739, 6612093, 10285478, 13224186, 15428217, 30856434, 35999173, 46284651, 71998346, 92569302, 107997519, 215995038, 323992557, 647985114]

約数ペア:

[(1, 647985114), (2, 323992557), (3, 215995038), (6, 107997519), (7, 92569302), (9, 71998346), (14, 46284651), (18, 35999173), (21, 30856434), (42, 15428217), (49, 13224186), (63, 10285478), (98, 6612093), (126, 5142739), (147, 4408062), (251, 2581614), (294, 2204031), (441, 1469354), (502, 1290807), (753, 860538), (882, 734677), (1506, 430269), (1757, 368802), (2259, 286846), (2927, 221382), (3514, 184401), (4518, 143423), (5271, 122934), (5854, 110691), (8781, 73794), (10542, 61467), (12299, 52686), (15813, 40978), (17562, 36897), (20489, 31626), (24598, 26343)]