691415104

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{1979}}^1$

素因数の和:2147

約数の個数: 56

約数和(自身を含む): 1412199360

約数和(自身を除く): 720784256

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 103, 106, 206, 212, 412, 424, 824, 848, 1648, 1696, 1979, 3296, 3392, 3958, 5459, 6592, 7916, 10918, 15832, 21836, 31664, 43672, 63328, 87344, 104887, 126656, 174688, 203837, 209774, 349376, 407674, 419548, 815348, 839096, 1630696, 1678192, 3261392, 3356384, 6522784, 6712768, 10803361, 13045568, 21606722, 43213444, 86426888, 172853776, 345707552, 691415104]

約数ペア:

[(1, 691415104), (2, 345707552), (4, 172853776), (8, 86426888), (16, 43213444), (32, 21606722), (53, 13045568), (64, 10803361), (103, 6712768), (106, 6522784), (206, 3356384), (212, 3261392), (412, 1678192), (424, 1630696), (824, 839096), (848, 815348), (1648, 419548), (1696, 407674), (1979, 349376), (3296, 209774), (3392, 203837), (3958, 174688), (5459, 126656), (6592, 104887), (7916, 87344), (10918, 63328), (15832, 43672), (21836, 31664)]