261749301

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2659}}^1$

素因数の和:2849

約数の個数: 32

約数和(自身を含む): 403468800

約数和(自身を除く): 141719499

約数列:

[1, 3, 11, 19, 33, 57, 157, 209, 471, 627, 1727, 2659, 2983, 5181, 7977, 8949, 29249, 32813, 50521, 87747, 98439, 151563, 417463, 555731, 1252389, 1667193, 4592093, 7931797, 13776279, 23795391, 87249767, 261749301]

約数ペア:

[(1, 261749301), (3, 87249767), (11, 23795391), (19, 13776279), (33, 7931797), (57, 4592093), (157, 1667193), (209, 1252389), (471, 555731), (627, 417463), (1727, 151563), (2659, 98439), (2983, 87747), (5181, 50521), (7977, 32813), (8949, 29249)]