1317291235

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{20327}}^1$

素因数の和:21342

約数の個数: 16

約数和(自身を含む): 1704136896

約数和(自身を除く): 386845661

約数列:

[1, 5, 13, 65, 997, 4985, 12961, 20327, 64805, 101635, 264251, 1321255, 20266019, 101330095, 263458247, 1317291235]

約数ペア:

[(1, 1317291235), (5, 263458247), (13, 101330095), (65, 20266019), (997, 1321255), (4985, 264251), (12961, 101635), (20327, 64805)]