290438455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{19751}}^1$

素因数の和:19946

約数の個数: 16

約数和(自身を含む): 371179584

約数和(自身を除く): 80741129

約数列:

[1, 5, 17, 85, 173, 865, 2941, 14705, 19751, 98755, 335767, 1678835, 3416923, 17084615, 58087691, 290438455]

約数ペア:

[(1, 290438455), (5, 58087691), (17, 17084615), (85, 3416923), (173, 1678835), (865, 335767), (2941, 98755), (14705, 19751)]