972902021

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{227473}}^1$

素因数の和:227540

約数の個数: 16

約数和(自身を含む): 1222900224

約数和(自身を除く): 249998203

約数列:

[1, 7, 13, 47, 91, 329, 611, 4277, 227473, 1592311, 2957149, 10691231, 20700043, 74838617, 138986003, 972902021]

約数ペア:

[(1, 972902021), (7, 138986003), (13, 74838617), (47, 20700043), (91, 10691231), (329, 2957149), (611, 1592311), (4277, 227473)]