3305565

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 6318000

約数和(自身を除く): 3012435

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 149, 153, 255, 261, 435, 447, 493, 745, 765, 1305, 1341, 1479, 2235, 2465, 2533, 4321, 4437, 6705, 7395, 7599, 12665, 12963, 21605, 22185, 22797, 37995, 38889, 64815, 73457, 113985, 194445, 220371, 367285, 661113, 1101855, 3305565]

約数ペア:

[(1, 3305565), (3, 1101855), (5, 661113), (9, 367285), (15, 220371), (17, 194445), (29, 113985), (45, 73457), (51, 64815), (85, 38889), (87, 37995), (145, 22797), (149, 22185), (153, 21605), (255, 12963), (261, 12665), (435, 7599), (447, 7395), (493, 6705), (745, 4437), (765, 4321), (1305, 2533), (1341, 2465), (1479, 2235)]