308642272

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{69389}}^1$

素因数の和:69538

約数の個数: 24

約数和(自身を含む): 612019800

約数和(自身を除く): 303377528

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 2224, 4448, 69389, 138778, 277556, 555112, 1110224, 2220448, 9645071, 19290142, 38580284, 77160568, 154321136, 308642272]

約数ペア:

[(1, 308642272), (2, 154321136), (4, 77160568), (8, 38580284), (16, 19290142), (32, 9645071), (139, 2220448), (278, 1110224), (556, 555112), (1112, 277556), (2224, 138778), (4448, 69389)]