66646778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{131713}}^1$

素因数の和:131749

約数の個数: 16

約数和(自身を含む): 113800896

約数和(自身を除く): 47154118

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 131713, 263426, 1448843, 2897686, 3029399, 6058798, 33323389, 66646778]

約数ペア:

[(1, 66646778), (2, 33323389), (11, 6058798), (22, 3029399), (23, 2897686), (46, 1448843), (253, 263426), (506, 131713)]