1297204726

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1\times {\mathrm{17393}}^1$

素因数の和:17903

約数の個数: 16

約数和(自身を含む): 1972479600

約数和(自身を除く): 675274874

約数列:

[1, 2, 89, 178, 419, 838, 17393, 34786, 37291, 74582, 1547977, 3095954, 7287667, 14575334, 648602363, 1297204726]

約数ペア:

[(1, 1297204726), (2, 648602363), (89, 14575334), (178, 7287667), (419, 3095954), (838, 1547977), (17393, 74582), (34786, 37291)]