138572

素因数分解:

$2^2\times 7^3\times {\mathrm{101}}^1$

素因数の和:126

約数の個数: 24

約数和(自身を含む): 285600

約数和(自身を除く): 147028

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 101, 196, 202, 343, 404, 686, 707, 1372, 1414, 2828, 4949, 9898, 19796, 34643, 69286, 138572]

約数ペア:

[(1, 138572), (2, 69286), (4, 34643), (7, 19796), (14, 9898), (28, 4949), (49, 2828), (98, 1414), (101, 1372), (196, 707), (202, 686), (343, 404)]