12156981

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:700

約数の個数: 16

約数和(自身を含む): 16654464

約数和(自身を除く): 4497483

約数列:

[1, 3, 53, 157, 159, 471, 487, 1461, 8321, 24963, 25811, 76459, 77433, 229377, 4052327, 12156981]

約数ペア:

[(1, 12156981), (3, 4052327), (53, 229377), (157, 77433), (159, 76459), (471, 25811), (487, 24963), (1461, 8321)]