66649095

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 127059840

約数和(自身を除く): 60410745

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 113, 135, 153, 255, 257, 339, 459, 565, 765, 771, 1017, 1285, 1695, 1921, 2295, 2313, 3051, 3855, 4369, 5085, 5763, 6939, 9605, 11565, 13107, 15255, 17289, 21845, 28815, 29041, 34695, 39321, 51867, 65535, 86445, 87123, 117963, 145205, 196605, 259335, 261369, 435615, 493697, 589815, 784107, 1306845, 1481091, 2468485, 3920535, 4443273, 7405455, 13329819, 22216365, 66649095]

約数ペア:

[(1, 66649095), (3, 22216365), (5, 13329819), (9, 7405455), (15, 4443273), (17, 3920535), (27, 2468485), (45, 1481091), (51, 1306845), (85, 784107), (113, 589815), (135, 493697), (153, 435615), (255, 261369), (257, 259335), (339, 196605), (459, 145205), (565, 117963), (765, 87123), (771, 86445), (1017, 65535), (1285, 51867), (1695, 39321), (1921, 34695), (2295, 29041), (2313, 28815), (3051, 21845), (3855, 17289), (4369, 15255), (5085, 13107), (5763, 11565), (6939, 9605)]