1289738421

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{3049027}}^1$

素因数の和:3049080

約数の個数: 12

約数和(自身を含む): 1902593472

約数和(自身を除く): 612855051

約数列:

[1, 3, 9, 47, 141, 423, 3049027, 9147081, 27441243, 143304269, 429912807, 1289738421]

約数ペア:

[(1, 1289738421), (3, 429912807), (9, 143304269), (47, 27441243), (141, 9147081), (423, 3049027)]