13977279

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{4013}}^1$

素因数の和:4068

約数の個数: 20

約数和(自身を含む): 21370536

約数和(自身を除く): 7393257

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 4013, 12039, 36117, 108351, 172559, 325053, 517677, 1553031, 4659093, 13977279]

約数ペア:

[(1, 13977279), (3, 4659093), (9, 1553031), (27, 517677), (43, 325053), (81, 172559), (129, 108351), (387, 36117), (1161, 12039), (3483, 4013)]