285439198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{1997}}^1$

素因数の和:2172

約数の個数: 32

約数和(自身を含む): 479040480

約数和(自身を除く): 193601282

約数列:

[1, 2, 11, 22, 73, 89, 146, 178, 803, 979, 1606, 1958, 1997, 3994, 6497, 12994, 21967, 43934, 71467, 142934, 145781, 177733, 291562, 355466, 1603591, 1955063, 3207182, 3910126, 12974509, 25949018, 142719599, 285439198]

約数ペア:

[(1, 285439198), (2, 142719599), (11, 25949018), (22, 12974509), (73, 3910126), (89, 3207182), (146, 1955063), (178, 1603591), (803, 355466), (979, 291562), (1606, 177733), (1958, 145781), (1997, 142934), (3994, 71467), (6497, 43934), (12994, 21967)]