258474458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{709}}^1$

素因数の和:1022

約数の個数: 32

約数和(自身を含む): 431248320

約数和(自身を除く): 172773862

約数列:

[1, 2, 11, 22, 73, 146, 227, 454, 709, 803, 1418, 1606, 2497, 4994, 7799, 15598, 16571, 33142, 51757, 103514, 160943, 182281, 321886, 364562, 569327, 1138654, 1770373, 3540746, 11748839, 23497678, 129237229, 258474458]

約数ペア:

[(1, 258474458), (2, 129237229), (11, 23497678), (22, 11748839), (73, 3540746), (146, 1770373), (227, 1138654), (454, 569327), (709, 364562), (803, 321886), (1418, 182281), (1606, 160943), (2497, 103514), (4994, 51757), (7799, 33142), (15598, 16571)]