1247946217

素因数分解:

$7^1\times {\mathrm{17}}^3\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 1532424960

約数和(自身を除く): 284478743

約数列:

[1, 7, 17, 119, 131, 277, 289, 917, 1939, 2023, 2227, 4709, 4913, 15589, 32963, 34391, 36287, 37859, 80053, 254009, 265013, 560371, 616879, 643603, 1360901, 4318153, 4505221, 9526307, 10486943, 73408601, 178278031, 1247946217]

約数ペア:

[(1, 1247946217), (7, 178278031), (17, 73408601), (119, 10486943), (131, 9526307), (277, 4505221), (289, 4318153), (917, 1360901), (1939, 643603), (2023, 616879), (2227, 560371), (4709, 265013), (4913, 254009), (15589, 80053), (32963, 37859), (34391, 36287)]