87985778

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{69941}}^1$

素因数の和:69997

約数の個数: 16

約数和(自身を含む): 143520984

約数和(自身を除く): 55535206

約数列:

[1, 2, 17, 34, 37, 74, 629, 1258, 69941, 139882, 1188997, 2377994, 2587817, 5175634, 43992889, 87985778]

約数ペア:

[(1, 87985778), (2, 43992889), (17, 5175634), (34, 2587817), (37, 2377994), (74, 1188997), (629, 139882), (1258, 69941)]