66617746

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{28789}}^1$

素因数の和:28893

約数の個数: 16

約数和(自身を含む): 108826200

約数和(自身を除く): 42208454

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 28789, 57578, 374257, 748514, 2562221, 5124442, 33308873, 66617746]

約数ペア:

[(1, 66617746), (2, 33308873), (13, 5124442), (26, 2562221), (89, 748514), (178, 374257), (1157, 57578), (2314, 28789)]