201551438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{398323}}^1$

素因数の和:398359

約数の個数: 16

約数和(自身を含む): 344151936

約数和(自身を除く): 142600498

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 398323, 796646, 4381553, 8763106, 9161429, 18322858, 100775719, 201551438]

約数ペア:

[(1, 201551438), (2, 100775719), (11, 18322858), (22, 9161429), (23, 8763106), (46, 4381553), (253, 796646), (506, 398323)]