87690538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:862

約数の個数: 32

約数和(自身を含む): 145998720

約数和(自身を除く): 58308182

約数列:

[1, 2, 13, 26, 67, 71, 134, 142, 709, 871, 923, 1418, 1742, 1846, 4757, 9217, 9514, 18434, 47503, 50339, 61841, 95006, 100678, 123682, 617539, 654407, 1235078, 1308814, 3372713, 6745426, 43845269, 87690538]

約数ペア:

[(1, 87690538), (2, 43845269), (13, 6745426), (26, 3372713), (67, 1308814), (71, 1235078), (134, 654407), (142, 617539), (709, 123682), (871, 100678), (923, 95006), (1418, 61841), (1742, 50339), (1846, 47503), (4757, 18434), (9217, 9514)]