56721128

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 116328960

約数和(自身を除く): 59607832

約数列:

[1, 2, 4, 8, 23, 43, 46, 67, 86, 92, 107, 134, 172, 184, 214, 268, 344, 428, 536, 856, 989, 1541, 1978, 2461, 2881, 3082, 3956, 4601, 4922, 5762, 6164, 7169, 7912, 9202, 9844, 11524, 12328, 14338, 18404, 19688, 23048, 28676, 36808, 57352, 66263, 105823, 132526, 164887, 211646, 265052, 308267, 329774, 423292, 530104, 616534, 659548, 846584, 1233068, 1319096, 2466136, 7090141, 14180282, 28360564, 56721128]

約数ペア:

[(1, 56721128), (2, 28360564), (4, 14180282), (8, 7090141), (23, 2466136), (43, 1319096), (46, 1233068), (67, 846584), (86, 659548), (92, 616534), (107, 530104), (134, 423292), (172, 329774), (184, 308267), (214, 265052), (268, 211646), (344, 164887), (428, 132526), (536, 105823), (856, 66263), (989, 57352), (1541, 36808), (1978, 28676), (2461, 23048), (2881, 19688), (3082, 18404), (3956, 14338), (4601, 12328), (4922, 11524), (5762, 9844), (6164, 9202), (7169, 7912)]