971971

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1$

素因数の和:1002

約数の個数: 16

約数和(自身を含む): 1306368

約数和(自身を除く): 334397

約数列:

[1, 7, 11, 13, 77, 91, 143, 971, 1001, 6797, 10681, 12623, 74767, 88361, 138853, 971971]

約数ペア:

[(1, 971971), (7, 138853), (11, 88361), (13, 74767), (77, 12623), (91, 10681), (143, 6797), (971, 1001)]