858206139

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{2269}}^1$

素因数の和:2400

約数の個数: 48

約数和(自身を含む): 1391201280

約数和(自身を除く): 532995141

約数列:

[1, 3, 7, 21, 31, 49, 83, 93, 147, 217, 249, 581, 651, 1519, 1743, 2269, 2573, 4067, 4557, 6807, 7719, 12201, 15883, 18011, 47649, 54033, 70339, 111181, 126077, 188327, 211017, 333543, 378231, 492373, 564981, 1318289, 1477119, 3446611, 3954867, 5838137, 9228023, 10339833, 17514411, 27684069, 40866959, 122600877, 286068713, 858206139]

約数ペア:

[(1, 858206139), (3, 286068713), (7, 122600877), (21, 40866959), (31, 27684069), (49, 17514411), (83, 10339833), (93, 9228023), (147, 5838137), (217, 3954867), (249, 3446611), (581, 1477119), (651, 1318289), (1519, 564981), (1743, 492373), (2269, 378231), (2573, 333543), (4067, 211017), (4557, 188327), (6807, 126077), (7719, 111181), (12201, 70339), (15883, 54033), (18011, 47649)]