188781321

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{23827}}^1$

素因数の和:23988

約数の個数: 16

約数和(自身を含む): 266873600

約数和(自身を除く): 78092279

約数列:

[1, 3, 19, 57, 139, 417, 2641, 7923, 23827, 71481, 452713, 1358139, 3311953, 9935859, 62927107, 188781321]

約数ペア:

[(1, 188781321), (3, 62927107), (19, 9935859), (57, 3311953), (139, 1358139), (417, 452713), (2641, 71481), (7923, 23827)]