71347521

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199853}}^1$

素因数の和:199880

約数の個数: 16

約数和(自身を含む): 115115904

約数和(自身を除く): 43768383

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 199853, 599559, 1398971, 3397501, 4196913, 10192503, 23782507, 71347521]

約数ペア:

[(1, 71347521), (3, 23782507), (7, 10192503), (17, 4196913), (21, 3397501), (51, 1398971), (119, 599559), (357, 199853)]