12278871

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13781}}^1$

素因数の和:13804

約数の個数: 20

約数和(自身を含む): 20011464

約数和(自身を除く): 7732593

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 13781, 41343, 124029, 151591, 372087, 454773, 1116261, 1364319, 4092957, 12278871]

約数ペア:

[(1, 12278871), (3, 4092957), (9, 1364319), (11, 1116261), (27, 454773), (33, 372087), (81, 151591), (99, 124029), (297, 41343), (891, 13781)]