513986421

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{1489}}^1$

素因数の和:1725

約数の個数: 32

約数和(自身を含む): 756967680

約数和(自身を除く): 242981259

約数列:

[1, 3, 13, 39, 53, 159, 167, 501, 689, 1489, 2067, 2171, 4467, 6513, 8851, 19357, 26553, 58071, 78917, 115063, 236751, 248663, 345189, 745989, 1025921, 3077763, 3232619, 9697857, 13179139, 39537417, 171328807, 513986421]

約数ペア:

[(1, 513986421), (3, 171328807), (13, 39537417), (39, 13179139), (53, 9697857), (159, 3232619), (167, 3077763), (501, 1025921), (689, 745989), (1489, 345189), (2067, 248663), (2171, 236751), (4467, 115063), (6513, 78917), (8851, 58071), (19357, 26553)]