128401935

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{2609}}^1$

素因数の和:2827

約数の個数: 32

約数和(自身を含む): 218738880

約数和(自身を除く): 90336945

約数列:

[1, 3, 5, 15, 17, 51, 85, 193, 255, 579, 965, 2609, 2895, 3281, 7827, 9843, 13045, 16405, 39135, 44353, 49215, 133059, 221765, 503537, 665295, 1510611, 2517685, 7553055, 8560129, 25680387, 42800645, 128401935]

約数ペア:

[(1, 128401935), (3, 42800645), (5, 25680387), (15, 8560129), (17, 7553055), (51, 2517685), (85, 1510611), (193, 665295), (255, 503537), (579, 221765), (965, 133059), (2609, 49215), (2895, 44353), (3281, 39135), (7827, 16405), (9843, 13045)]