149719408

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{550439}}^1$

素因数の和:550464

約数の個数: 20

約数和(自身を含む): 307145520

約数和(自身を除く): 157426112

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 550439, 1100878, 2201756, 4403512, 8807024, 9357463, 18714926, 37429852, 74859704, 149719408]

約数ペア:

[(1, 149719408), (2, 74859704), (4, 37429852), (8, 18714926), (16, 9357463), (17, 8807024), (34, 4403512), (68, 2201756), (136, 1100878), (272, 550439)]