209719308

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{125731}}^1$

素因数の和:125877

約数の個数: 24

約数和(自身を含む): 492869440

約数和(自身を除く): 283150132

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 125731, 251462, 377193, 502924, 754386, 1508772, 17476609, 34953218, 52429827, 69906436, 104859654, 209719308]

約数ペア:

[(1, 209719308), (2, 104859654), (3, 69906436), (4, 52429827), (6, 34953218), (12, 17476609), (139, 1508772), (278, 754386), (417, 502924), (556, 377193), (834, 251462), (1668, 125731)]