11428209

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{10853}}^1$

素因数の和:10878

約数の個数: 20

約数和(自身を含む): 18386676

約数和(自身を除く): 6958467

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 10853, 32559, 97677, 141089, 293031, 423267, 879093, 1269801, 3809403, 11428209]

約数ペア:

[(1, 11428209), (3, 3809403), (9, 1269801), (13, 879093), (27, 423267), (39, 293031), (81, 141089), (117, 97677), (351, 32559), (1053, 10853)]