1278296997

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 1886208000

約数和(自身を除く): 607911003

約数列:

[1, 3, 17, 31, 51, 93, 199, 239, 289, 527, 597, 717, 867, 1581, 3383, 4063, 6169, 7409, 8959, 10149, 12189, 18507, 22227, 26877, 47561, 57511, 69071, 104873, 125953, 142683, 172533, 207213, 314619, 377859, 808537, 1474391, 1782841, 2141201, 2425611, 4423173, 5348523, 6423603, 13745129, 25064647, 41235387, 75193941, 426098999, 1278296997]

約数ペア:

[(1, 1278296997), (3, 426098999), (17, 75193941), (31, 41235387), (51, 25064647), (93, 13745129), (199, 6423603), (239, 5348523), (289, 4423173), (527, 2425611), (597, 2141201), (717, 1782841), (867, 1474391), (1581, 808537), (3383, 377859), (4063, 314619), (6169, 207213), (7409, 172533), (8959, 142683), (10149, 125953), (12189, 104873), (18507, 69071), (22227, 57511), (26877, 47561)]