20171505897

素因数分解:

$3^4\times {\mathrm{4463}}^1\times {\mathrm{55799}}^1$

素因数の和:60274

約数の個数: 20

約数和(自身を含む): 30140035200

約数和(自身を除く): 9968529303

約数列:

[1, 3, 9, 27, 81, 4463, 13389, 40167, 55799, 120501, 167397, 361503, 502191, 1506573, 4519719, 249030937, 747092811, 2241278433, 6723835299, 20171505897]

約数ペア:

[(1, 20171505897), (3, 6723835299), (9, 2241278433), (27, 747092811), (81, 249030937), (4463, 4519719), (13389, 1506573), (40167, 502191), (55799, 361503), (120501, 167397)]