12407855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{619}}^1$

素因数の和:854

約数の個数: 16

約数和(自身を含む): 15772800

約数和(自身を除く): 3364945

約数列:

[1, 5, 19, 95, 211, 619, 1055, 3095, 4009, 11761, 20045, 58805, 130609, 653045, 2481571, 12407855]

約数ペア:

[(1, 12407855), (5, 2481571), (19, 653045), (95, 130609), (211, 58805), (619, 20045), (1055, 11761), (3095, 4009)]