71857521

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{469657}}^1$

素因数の和:469680

約数の個数: 12

約数和(自身を含む): 109899972

約数和(自身を除く): 38042451

約数列:

[1, 3, 9, 17, 51, 153, 469657, 1408971, 4226913, 7984169, 23952507, 71857521]

約数ペア:

[(1, 71857521), (3, 23952507), (9, 7984169), (17, 4226913), (51, 1408971), (153, 469657)]