12978988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{3041}}^1$

素因数の和:3153

約数の個数: 24

約数和(自身を含む): 25041744

約数和(自身を除く): 12062756

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 3041, 4268, 6082, 12164, 33451, 66902, 133804, 294977, 589954, 1179908, 3244747, 6489494, 12978988]

約数ペア:

[(1, 12978988), (2, 6489494), (4, 3244747), (11, 1179908), (22, 589954), (44, 294977), (97, 133804), (194, 66902), (388, 33451), (1067, 12164), (2134, 6082), (3041, 4268)]