142889478

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 311427072

約数和(自身を除く): 168537594

約数列:

[1, 2, 3, 6, 23, 31, 46, 62, 69, 93, 127, 138, 186, 254, 263, 381, 526, 713, 762, 789, 1426, 1578, 2139, 2921, 3937, 4278, 5842, 6049, 7874, 8153, 8763, 11811, 12098, 16306, 17526, 18147, 23622, 24459, 33401, 36294, 48918, 66802, 90551, 100203, 181102, 187519, 200406, 271653, 375038, 543306, 562557, 768223, 1035431, 1125114, 1536446, 2070862, 2304669, 3106293, 4609338, 6212586, 23814913, 47629826, 71444739, 142889478]

約数ペア:

[(1, 142889478), (2, 71444739), (3, 47629826), (6, 23814913), (23, 6212586), (31, 4609338), (46, 3106293), (62, 2304669), (69, 2070862), (93, 1536446), (127, 1125114), (138, 1035431), (186, 768223), (254, 562557), (263, 543306), (381, 375038), (526, 271653), (713, 200406), (762, 187519), (789, 181102), (1426, 100203), (1578, 90551), (2139, 66802), (2921, 48918), (3937, 36294), (4278, 33401), (5842, 24459), (6049, 23622), (7874, 18147), (8153, 17526), (8763, 16306), (11811, 12098)]