645097537

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1109}}^1\times {\mathrm{3613}}^1$

素因数の和:4752

約数の個数: 16

約数和(自身を含む): 770215680

約数和(自身を除く): 125118143

約数列:

[1, 7, 23, 161, 1109, 3613, 7763, 25291, 25507, 83099, 178549, 581693, 4006817, 28047719, 92156791, 645097537]

約数ペア:

[(1, 645097537), (7, 92156791), (23, 28047719), (161, 4006817), (1109, 581693), (3613, 178549), (7763, 83099), (25291, 25507)]