816221554

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{2143}}^1\times {\mathrm{5147}}^1$

素因数の和:7329

約数の個数: 16

約数和(自身を含む): 1258253568

約数和(自身を除く): 442032014

約数列:

[1, 2, 37, 74, 2143, 4286, 5147, 10294, 79291, 158582, 190439, 380878, 11030021, 22060042, 408110777, 816221554]

約数ペア:

[(1, 816221554), (2, 408110777), (37, 22060042), (74, 11030021), (2143, 380878), (4286, 190439), (5147, 158582), (10294, 79291)]