12456477215

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1\times {\mathrm{13709}}^1$

素因数の和:15731

約数の個数: 32

約数和(自身を含む): 18407813760

約数和(自身を除く): 5951336545

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 1997, 9985, 13709, 13979, 25961, 68545, 69895, 95963, 129805, 178217, 181727, 479815, 891085, 908635, 1247519, 6237595, 27376873, 136884365, 191638111, 355899349, 958190555, 1779496745, 2491295443, 12456477215]

約数ペア:

[(1, 12456477215), (5, 2491295443), (7, 1779496745), (13, 958190555), (35, 355899349), (65, 191638111), (91, 136884365), (455, 27376873), (1997, 6237595), (9985, 1247519), (13709, 908635), (13979, 891085), (25961, 479815), (68545, 181727), (69895, 178217), (95963, 129805)]