81269778

素因数分解:

$2^1\times 3^1\times {\mathrm{353}}^1\times {\mathrm{38371}}^1$

素因数の和:38729

約数の個数: 16

約数和(自身を含む): 163004256

約数和(自身を除く): 81734478

約数列:

[1, 2, 3, 6, 353, 706, 1059, 2118, 38371, 76742, 115113, 230226, 13544963, 27089926, 40634889, 81269778]

約数ペア:

[(1, 81269778), (2, 40634889), (3, 27089926), (6, 13544963), (353, 230226), (706, 115113), (1059, 76742), (2118, 38371)]