31080049

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 42497280

約数和(自身を除く): 11417231

約数列:

[1, 7, 11, 13, 61, 77, 91, 143, 427, 509, 671, 793, 1001, 3563, 4697, 5551, 5599, 6617, 8723, 31049, 39193, 46319, 61061, 72787, 217343, 341539, 403637, 509509, 2390773, 2825459, 4440007, 31080049]

約数ペア:

[(1, 31080049), (7, 4440007), (11, 2825459), (13, 2390773), (61, 509509), (77, 403637), (91, 341539), (143, 217343), (427, 72787), (509, 61061), (671, 46319), (793, 39193), (1001, 31049), (3563, 8723), (4697, 6617), (5551, 5599)]