28691998

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1\times {\mathrm{449}}^1$

素因数の和:899

約数の個数: 16

約数和(自身を含む): 43740000

約数和(自身を除く): 15048002

約数列:

[1, 2, 89, 178, 359, 449, 718, 898, 31951, 39961, 63902, 79922, 161191, 322382, 14345999, 28691998]

約数ペア:

[(1, 28691998), (2, 14345999), (89, 322382), (178, 161191), (359, 79922), (449, 63902), (718, 39961), (898, 31951)]