81355686

素因数分解:

$2^1\times 3^1\times {\mathrm{191}}^1\times {\mathrm{70991}}^1$

素因数の和:71187

約数の個数: 16

約数和(自身を含む): 163565568

約数和(自身を除く): 82209882

約数列:

[1, 2, 3, 6, 191, 382, 573, 1146, 70991, 141982, 212973, 425946, 13559281, 27118562, 40677843, 81355686]

約数ペア:

[(1, 81355686), (2, 40677843), (3, 27118562), (6, 13559281), (191, 425946), (382, 212973), (573, 141982), (1146, 70991)]