70971957

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 132422400

約数和(自身を除く): 61450443

約数列:

[1, 3, 7, 9, 17, 21, 27, 37, 51, 63, 81, 111, 119, 153, 189, 199, 259, 333, 357, 459, 567, 597, 629, 777, 999, 1071, 1377, 1393, 1791, 1887, 2331, 2997, 3213, 3383, 4179, 4403, 5373, 5661, 6993, 7363, 9639, 10149, 12537, 13209, 16119, 16983, 20979, 22089, 23681, 30447, 37611, 39627, 50949, 51541, 66267, 71043, 91341, 112833, 118881, 125171, 154623, 198801, 213129, 274023, 356643, 375513, 463869, 596403, 639387, 876197, 1126539, 1391607, 1918161, 2628591, 3379617, 4174821, 7885773, 10138851, 23657319, 70971957]

約数ペア:

[(1, 70971957), (3, 23657319), (7, 10138851), (9, 7885773), (17, 4174821), (21, 3379617), (27, 2628591), (37, 1918161), (51, 1391607), (63, 1126539), (81, 876197), (111, 639387), (119, 596403), (153, 463869), (189, 375513), (199, 356643), (259, 274023), (333, 213129), (357, 198801), (459, 154623), (567, 125171), (597, 118881), (629, 112833), (777, 91341), (999, 71043), (1071, 66267), (1377, 51541), (1393, 50949), (1791, 39627), (1887, 37611), (2331, 30447), (2997, 23681), (3213, 22089), (3383, 20979), (4179, 16983), (4403, 16119), (5373, 13209), (5661, 12537), (6993, 10149), (7363, 9639)]