28131438

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{10729}}^1$

素因数の和:10776

約数の個数: 32

約数和(自身を含む): 61804800

約数和(自身を除く): 33673362

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 437, 874, 1311, 2622, 10729, 21458, 32187, 64374, 203851, 246767, 407702, 493534, 611553, 740301, 1223106, 1480602, 4688573, 9377146, 14065719, 28131438]

約数ペア:

[(1, 28131438), (2, 14065719), (3, 9377146), (6, 4688573), (19, 1480602), (23, 1223106), (38, 740301), (46, 611553), (57, 493534), (69, 407702), (114, 246767), (138, 203851), (437, 64374), (874, 32187), (1311, 21458), (2622, 10729)]