664498941

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{1259}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 958003200

約数和(自身を除く): 293504259

約数列:

[1, 3, 17, 51, 79, 131, 237, 393, 1259, 1343, 2227, 3777, 4029, 6681, 10349, 21403, 31047, 64209, 99461, 164929, 175933, 298383, 494787, 527799, 1690837, 2803793, 5072511, 8411379, 13029391, 39088173, 221499647, 664498941]

約数ペア:

[(1, 664498941), (3, 221499647), (17, 39088173), (51, 13029391), (79, 8411379), (131, 5072511), (237, 2803793), (393, 1690837), (1259, 527799), (1343, 494787), (2227, 298383), (3777, 175933), (4029, 164929), (6681, 99461), (10349, 64209), (21403, 31047)]