221661538

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{931351}}^1$

素因数の和:931377

約数の個数: 16

約数和(自身を含む): 402344064

約数和(自身を除く): 180682526

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 931351, 1862702, 6519457, 13038914, 15832967, 31665934, 110830769, 221661538]

約数ペア:

[(1, 221661538), (2, 110830769), (7, 31665934), (14, 15832967), (17, 13038914), (34, 6519457), (119, 1862702), (238, 931351)]