2100080439

素因数分解:

$3^4\times {\mathrm{409}}^1\times {\mathrm{63391}}^1$

素因数の和:63812

約数の個数: 20

約数和(自身を含む): 3144877120

約数和(自身を除く): 1044796681

約数列:

[1, 3, 9, 27, 81, 409, 1227, 3681, 11043, 33129, 63391, 190173, 570519, 1711557, 5134671, 25926919, 77780757, 233342271, 700026813, 2100080439]

約数ペア:

[(1, 2100080439), (3, 700026813), (9, 233342271), (27, 77780757), (81, 25926919), (409, 5134671), (1227, 1711557), (3681, 570519), (11043, 190173), (33129, 63391)]