997161981

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{1409}}^1\times {\mathrm{4451}}^1$

素因数の和:5916

約数の個数: 16

約数和(自身を含む): 1355901120

約数和(自身を除く): 358739139

約数列:

[1, 3, 53, 159, 1409, 4227, 4451, 13353, 74677, 224031, 235903, 707709, 6271459, 18814377, 332387327, 997161981]

約数ペア:

[(1, 997161981), (3, 332387327), (53, 18814377), (159, 6271459), (1409, 707709), (4227, 235903), (4451, 224031), (13353, 74677)]