71939959

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{4139}}^1$

素因数の和:4350

約数の個数: 16

約数和(自身を含む): 89026560

約数和(自身を除く): 17086601

約数列:

[1, 7, 13, 91, 191, 1337, 2483, 4139, 17381, 28973, 53807, 376649, 790549, 5533843, 10277137, 71939959]

約数ペア:

[(1, 71939959), (7, 10277137), (13, 5533843), (91, 790549), (191, 376649), (1337, 53807), (2483, 28973), (4139, 17381)]