81568998

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6961}}^1$

素因数の和:7010

約数の個数: 64

約数和(自身を含む): 213872640

約数和(自身を除く): 132303642

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 93, 126, 186, 189, 217, 279, 378, 434, 558, 651, 837, 1302, 1674, 1953, 3906, 5859, 6961, 11718, 13922, 20883, 41766, 48727, 62649, 97454, 125298, 146181, 187947, 215791, 292362, 375894, 431582, 438543, 647373, 877086, 1294746, 1315629, 1510537, 1942119, 2631258, 3021074, 3884238, 4531611, 5826357, 9063222, 11652714, 13594833, 27189666, 40784499, 81568998]

約数ペア:

[(1, 81568998), (2, 40784499), (3, 27189666), (6, 13594833), (7, 11652714), (9, 9063222), (14, 5826357), (18, 4531611), (21, 3884238), (27, 3021074), (31, 2631258), (42, 1942119), (54, 1510537), (62, 1315629), (63, 1294746), (93, 877086), (126, 647373), (186, 438543), (189, 431582), (217, 375894), (279, 292362), (378, 215791), (434, 187947), (558, 146181), (651, 125298), (837, 97454), (1302, 62649), (1674, 48727), (1953, 41766), (3906, 20883), (5859, 13922), (6961, 11718)]