129914608

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{121189}}^1$

素因数の和:121264

約数の個数: 20

約数和(自身を含む): 255468520

約数和(自身を除く): 125553912

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 121189, 242378, 484756, 969512, 1939024, 8119663, 16239326, 32478652, 64957304, 129914608]

約数ペア:

[(1, 129914608), (2, 64957304), (4, 32478652), (8, 16239326), (16, 8119663), (67, 1939024), (134, 969512), (268, 484756), (536, 242378), (1072, 121189)]