76561521

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{3067}}^1$

素因数の和:3280

約数の個数: 16

約数和(自身を含む): 104704704

約数和(自身を除く): 28143183

約数列:

[1, 3, 53, 157, 159, 471, 3067, 8321, 9201, 24963, 162551, 481519, 487653, 1444557, 25520507, 76561521]

約数ペア:

[(1, 76561521), (3, 25520507), (53, 1444557), (157, 487653), (159, 481519), (471, 162551), (3067, 24963), (8321, 9201)]