1290222

素因数分解:

$2^1\times 3^3\times {\mathrm{23893}}^1$

素因数の和:23904

約数の個数: 16

約数和(自身を含む): 2867280

約数和(自身を除く): 1577058

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 23893, 47786, 71679, 143358, 215037, 430074, 645111, 1290222]

約数ペア:

[(1, 1290222), (2, 645111), (3, 430074), (6, 215037), (9, 143358), (18, 71679), (27, 47786), (54, 23893)]