149724968

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{435247}}^1$

素因数の和:435296

約数の個数: 16

約数和(自身を含む): 287263680

約数和(自身を除く): 137538712

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 435247, 870494, 1740988, 3481976, 18715621, 37431242, 74862484, 149724968]

約数ペア:

[(1, 149724968), (2, 74862484), (4, 37431242), (8, 18715621), (43, 3481976), (86, 1740988), (172, 870494), (344, 435247)]