86906781

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{1373}}^1$

素因数の和:1933

約数の個数: 24

約数和(自身を含む): 135536856

約数和(自身を除く): 48630075

約数列:

[1, 3, 9, 13, 39, 117, 541, 1373, 1623, 4119, 4869, 7033, 12357, 17849, 21099, 53547, 63297, 160641, 742793, 2228379, 6685137, 9656309, 28968927, 86906781]

約数ペア:

[(1, 86906781), (3, 28968927), (9, 9656309), (13, 6685137), (39, 2228379), (117, 742793), (541, 160641), (1373, 63297), (1623, 53547), (4119, 21099), (4869, 17849), (7033, 12357)]