68221935

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{347}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 126056736

約数和(自身を除く): 57834801

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 257, 347, 765, 771, 1041, 1285, 1735, 2313, 3123, 3855, 4369, 5205, 5899, 11565, 13107, 15615, 17697, 21845, 29495, 39321, 53091, 65535, 88485, 89179, 196605, 265455, 267537, 445895, 802611, 1337685, 1516043, 4013055, 4548129, 7580215, 13644387, 22740645, 68221935]

約数ペア:

[(1, 68221935), (3, 22740645), (5, 13644387), (9, 7580215), (15, 4548129), (17, 4013055), (45, 1516043), (51, 1337685), (85, 802611), (153, 445895), (255, 267537), (257, 265455), (347, 196605), (765, 89179), (771, 88485), (1041, 65535), (1285, 53091), (1735, 39321), (2313, 29495), (3123, 21845), (3855, 17697), (4369, 15615), (5205, 13107), (5899, 11565)]