1780821445

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{1151}}^1\times {\mathrm{1831}}^1$

素因数の和:3013

約数の個数: 24

約数和(自身を含む): 2317289472

約数和(自身を除く): 536468027

約数列:

[1, 5, 13, 65, 169, 845, 1151, 1831, 5755, 9155, 14963, 23803, 74815, 119015, 194519, 309439, 972595, 1547195, 2107481, 10537405, 27397253, 136986265, 356164289, 1780821445]

約数ペア:

[(1, 1780821445), (5, 356164289), (13, 136986265), (65, 27397253), (169, 10537405), (845, 2107481), (1151, 1547195), (1831, 972595), (5755, 309439), (9155, 194519), (14963, 119015), (23803, 74815)]