1291288292

素因数分解:

$2^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{337}}^1\times {\mathrm{487}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 2604795648

約数和(自身を除く): 1313507356

約数列:

[1, 2, 4, 7, 14, 28, 281, 337, 487, 562, 674, 974, 1124, 1348, 1948, 1967, 2359, 3409, 3934, 4718, 6818, 7868, 9436, 13636, 94697, 136847, 164119, 189394, 273694, 328238, 378788, 547388, 656476, 662879, 957929, 1148833, 1325758, 1915858, 2297666, 2651516, 3831716, 4595332, 46117439, 92234878, 184469756, 322822073, 645644146, 1291288292]

約数ペア:

[(1, 1291288292), (2, 645644146), (4, 322822073), (7, 184469756), (14, 92234878), (28, 46117439), (281, 4595332), (337, 3831716), (487, 2651516), (562, 2297666), (674, 1915858), (974, 1325758), (1124, 1148833), (1348, 957929), (1948, 662879), (1967, 656476), (2359, 547388), (3409, 378788), (3934, 328238), (4718, 273694), (6818, 189394), (7868, 164119), (9436, 136847), (13636, 94697)]