381877983

素因数分解:

$3^4\times {\mathrm{409}}^1\times {\mathrm{11527}}^1$

素因数の和:11948

約数の個数: 20

約数和(自身を含む): 571904080

約数和(自身を除く): 190026097

約数列:

[1, 3, 9, 27, 81, 409, 1227, 3681, 11043, 11527, 33129, 34581, 103743, 311229, 933687, 4714543, 14143629, 42430887, 127292661, 381877983]

約数ペア:

[(1, 381877983), (3, 127292661), (9, 42430887), (27, 14143629), (81, 4714543), (409, 933687), (1227, 311229), (3681, 103743), (11043, 34581), (11527, 33129)]