201717745

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{13859}}^1$

素因数の和:13976

約数の個数: 16

約数和(自身を含む): 251475840

約数和(自身を除く): 49758095

約数列:

[1, 5, 41, 71, 205, 355, 2911, 13859, 14555, 69295, 568219, 983989, 2841095, 4919945, 40343549, 201717745]

約数ペア:

[(1, 201717745), (5, 40343549), (41, 4919945), (71, 2841095), (205, 983989), (355, 568219), (2911, 69295), (13859, 14555)]