128533874

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4057}}^1$

素因数の和:4170

約数の個数: 32

約数和(自身を含む): 230624256

約数和(自身を除く): 102090382

約数列:

[1, 2, 7, 14, 31, 62, 73, 146, 217, 434, 511, 1022, 2263, 4057, 4526, 8114, 15841, 28399, 31682, 56798, 125767, 251534, 296161, 592322, 880369, 1760738, 2073127, 4146254, 9180991, 18361982, 64266937, 128533874]

約数ペア:

[(1, 128533874), (2, 64266937), (7, 18361982), (14, 9180991), (31, 4146254), (62, 2073127), (73, 1760738), (146, 880369), (217, 592322), (434, 296161), (511, 251534), (1022, 125767), (2263, 56798), (4057, 31682), (4526, 28399), (8114, 15841)]