149008

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 20

約数和(自身を含む): 295120

約数和(自身を除く): 146112

約数列:

[1, 2, 4, 8, 16, 67, 134, 139, 268, 278, 536, 556, 1072, 1112, 2224, 9313, 18626, 37252, 74504, 149008]

約数ペア:

[(1, 149008), (2, 74504), (4, 37252), (8, 18626), (16, 9313), (67, 2224), (134, 1112), (139, 1072), (268, 556), (278, 536)]