216186438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{25903}}^1$

素因数の和:26028

約数の個数: 32

約数和(自身を含む): 470002176

約数和(自身を除く): 253815738

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 214, 321, 642, 1391, 2782, 4173, 8346, 25903, 51806, 77709, 155418, 336739, 673478, 1010217, 2020434, 2771621, 5543242, 8314863, 16629726, 36031073, 72062146, 108093219, 216186438]

約数ペア:

[(1, 216186438), (2, 108093219), (3, 72062146), (6, 36031073), (13, 16629726), (26, 8314863), (39, 5543242), (78, 2771621), (107, 2020434), (214, 1010217), (321, 673478), (642, 336739), (1391, 155418), (2782, 77709), (4173, 51806), (8346, 25903)]