9919647

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 15092064

約数和(自身を除く): 5172417

約数列:

[1, 3, 9, 23, 69, 173, 207, 277, 519, 831, 1557, 2493, 3979, 6371, 11937, 19113, 35811, 47921, 57339, 143763, 431289, 1102183, 3306549, 9919647]

約数ペア:

[(1, 9919647), (3, 3306549), (9, 1102183), (23, 431289), (69, 143763), (173, 57339), (207, 47921), (277, 35811), (519, 19113), (831, 11937), (1557, 6371), (2493, 3979)]