856680721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{93739}}^1$

素因数の和:93808

約数の個数: 16

約数和(自身を含む): 997393600

約数和(自身を除く): 140712879

約数列:

[1, 13, 19, 37, 247, 481, 703, 9139, 93739, 1218607, 1781041, 3468343, 23153533, 45088459, 65898517, 856680721]

約数ペア:

[(1, 856680721), (13, 65898517), (19, 45088459), (37, 23153533), (247, 3468343), (481, 1781041), (703, 1218607), (9139, 93739)]