128377016

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{2377}}^1$

素因数の和:2583

約数の個数: 32

約数和(自身を含む): 247977840

約数和(自身を除く): 119600824

約数列:

[1, 2, 4, 8, 43, 86, 157, 172, 314, 344, 628, 1256, 2377, 4754, 6751, 9508, 13502, 19016, 27004, 54008, 102211, 204422, 373189, 408844, 746378, 817688, 1492756, 2985512, 16047127, 32094254, 64188508, 128377016]

約数ペア:

[(1, 128377016), (2, 64188508), (4, 32094254), (8, 16047127), (43, 2985512), (86, 1492756), (157, 817688), (172, 746378), (314, 408844), (344, 373189), (628, 204422), (1256, 102211), (2377, 54008), (4754, 27004), (6751, 19016), (9508, 13502)]