81710307

素因数分解:

$3^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{4583}}^1$

素因数の和:4879

約数の個数: 24

約数和(自身を含む): 135393024

約数和(自身を除く): 53682717

約数列:

[1, 3, 7, 9, 21, 63, 283, 849, 1981, 2547, 4583, 5943, 13749, 17829, 32081, 41247, 96243, 288729, 1296989, 3890967, 9078923, 11672901, 27236769, 81710307]

約数ペア:

[(1, 81710307), (3, 27236769), (7, 11672901), (9, 9078923), (21, 3890967), (63, 1296989), (283, 288729), (849, 96243), (1981, 41247), (2547, 32081), (4583, 17829), (5943, 13749)]