201861261

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{17509}}^1$

素因数の和:17586

約数の個数: 32

約数和(自身を含む): 347398400

約数和(自身を除く): 145537139

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1647, 3843, 11529, 17509, 52527, 122563, 157581, 367689, 472743, 1068049, 1103067, 3204147, 3309201, 7476343, 9612441, 22429029, 28837323, 67287087, 201861261]

約数ペア:

[(1, 201861261), (3, 67287087), (7, 28837323), (9, 22429029), (21, 9612441), (27, 7476343), (61, 3309201), (63, 3204147), (183, 1103067), (189, 1068049), (427, 472743), (549, 367689), (1281, 157581), (1647, 122563), (3843, 52527), (11529, 17509)]