308337584

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{138641}}^1$

素因数の和:138788

約数の個数: 20

約数和(自身を含む): 601706280

約数和(自身を除く): 293368696

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 138641, 277282, 554564, 1109128, 2218256, 19271099, 38542198, 77084396, 154168792, 308337584]

約数ペア:

[(1, 308337584), (2, 154168792), (4, 77084396), (8, 38542198), (16, 19271099), (139, 2218256), (278, 1109128), (556, 554564), (1112, 277282), (2224, 138641)]