199451143768

素因数分解:

$2^3\times {\mathrm{5581}}^1\times {\mathrm{4467191}}^1$

素因数の和:4472778

約数の個数: 16

約数和(自身を含む): 374037986160

約数和(自身を除く): 174586842392

約数列:

[1, 2, 4, 8, 5581, 11162, 22324, 44648, 4467191, 8934382, 17868764, 35737528, 24931392971, 49862785942, 99725571884, 199451143768]

約数ペア:

[(1, 199451143768), (2, 99725571884), (4, 49862785942), (8, 24931392971), (5581, 35737528), (11162, 17868764), (22324, 8934382), (44648, 4467191)]