255378998

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{8191}}^1$

素因数の和:8348

約数の個数: 32

約数和(自身を含む): 467140608

約数和(自身を除く): 211761610

約数列:

[1, 2, 7, 14, 17, 34, 119, 131, 238, 262, 917, 1834, 2227, 4454, 8191, 15589, 16382, 31178, 57337, 114674, 139247, 278494, 974729, 1073021, 1949458, 2146042, 7511147, 15022294, 18241357, 36482714, 127689499, 255378998]

約数ペア:

[(1, 255378998), (2, 127689499), (7, 36482714), (14, 18241357), (17, 15022294), (34, 7511147), (119, 2146042), (131, 1949458), (238, 1073021), (262, 974729), (917, 278494), (1834, 139247), (2227, 114674), (4454, 57337), (8191, 31178), (15589, 16382)]