281567254

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{21871}}^1$

素因数の和:22071

約数の個数: 16

約数和(自身を含む): 435427776

約数和(自身を除く): 153860522

約数列:

[1, 2, 41, 82, 157, 314, 6437, 12874, 21871, 43742, 896711, 1793422, 3433747, 6867494, 140783627, 281567254]

約数ペア:

[(1, 281567254), (2, 140783627), (41, 6867494), (82, 3433747), (157, 1793422), (314, 896711), (6437, 43742), (12874, 21871)]