66884565

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{857}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 120504384

約数和(自身を除く): 53619819

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 121, 129, 165, 215, 363, 473, 605, 645, 857, 1419, 1815, 2365, 2571, 4285, 5203, 7095, 9427, 12855, 15609, 26015, 28281, 36851, 47135, 78045, 103697, 110553, 141405, 184255, 311091, 405361, 518485, 552765, 1216083, 1555455, 2026805, 4458971, 6080415, 13376913, 22294855, 66884565]

約数ペア:

[(1, 66884565), (3, 22294855), (5, 13376913), (11, 6080415), (15, 4458971), (33, 2026805), (43, 1555455), (55, 1216083), (121, 552765), (129, 518485), (165, 405361), (215, 311091), (363, 184255), (473, 141405), (605, 110553), (645, 103697), (857, 78045), (1419, 47135), (1815, 36851), (2365, 28281), (2571, 26015), (4285, 15609), (5203, 12855), (7095, 9427)]