408038906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{1871}}^1$

素因数の和:2338

約数の個数: 32

約数和(自身を含む): 698720256

約数和(自身を除く): 290681350

約数列:

[1, 2, 11, 22, 23, 46, 253, 431, 506, 862, 1871, 3742, 4741, 9482, 9913, 19826, 20581, 41162, 43033, 86066, 109043, 218086, 473363, 806401, 946726, 1612802, 8870411, 17740822, 18547223, 37094446, 204019453, 408038906]

約数ペア:

[(1, 408038906), (2, 204019453), (11, 37094446), (22, 18547223), (23, 17740822), (46, 8870411), (253, 1612802), (431, 946726), (506, 806401), (862, 473363), (1871, 218086), (3742, 109043), (4741, 86066), (9482, 43033), (9913, 41162), (19826, 20581)]