71328551

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{1279}}^1$

素因数の和:1574

約数の個数: 16

約数和(自身を含む): 84541440

約数和(自身を除く): 13212889

約数列:

[1, 7, 31, 217, 257, 1279, 1799, 7967, 8953, 39649, 55769, 277543, 328703, 2300921, 10189793, 71328551]

約数ペア:

[(1, 71328551), (7, 10189793), (31, 2300921), (217, 328703), (257, 277543), (1279, 55769), (1799, 39649), (7967, 8953)]