39949273

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{5557}}^1$

素因数の和:5656

約数の個数: 16

約数和(自身を含む): 49799680

約数和(自身を除く): 9850407

約数列:

[1, 7, 13, 79, 91, 553, 1027, 5557, 7189, 38899, 72241, 439003, 505687, 3073021, 5707039, 39949273]

約数ペア:

[(1, 39949273), (7, 5707039), (13, 3073021), (79, 505687), (91, 439003), (553, 72241), (1027, 38899), (5557, 7189)]