491330685

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{44809}}^1$

素因数の和:44877

約数の個数: 32

約数和(自身を含む): 851748480

約数和(自身を除く): 360417795

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 2193, 3655, 10965, 44809, 134427, 224045, 672135, 761753, 1926787, 2285259, 3808765, 5780361, 9633935, 11426295, 28901805, 32755379, 98266137, 163776895, 491330685]

約数ペア:

[(1, 491330685), (3, 163776895), (5, 98266137), (15, 32755379), (17, 28901805), (43, 11426295), (51, 9633935), (85, 5780361), (129, 3808765), (215, 2285259), (255, 1926787), (645, 761753), (731, 672135), (2193, 224045), (3655, 134427), (10965, 44809)]