31268865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2609}}^1$

素因数の和:2681

約数の個数: 32

約数和(自身を含む): 54120960

約数和(自身を除く): 22852095

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 235, 255, 705, 799, 2397, 2609, 3995, 7827, 11985, 13045, 39135, 44353, 122623, 133059, 221765, 367869, 613115, 665295, 1839345, 2084591, 6253773, 10422955, 31268865]

約数ペア:

[(1, 31268865), (3, 10422955), (5, 6253773), (15, 2084591), (17, 1839345), (47, 665295), (51, 613115), (85, 367869), (141, 221765), (235, 133059), (255, 122623), (705, 44353), (799, 39135), (2397, 13045), (2609, 11985), (3995, 7827)]