28114515

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 60854976

約数和(自身を除く): 32740461

約数列:

[1, 3, 5, 9, 11, 13, 15, 17, 33, 39, 45, 51, 55, 65, 85, 99, 117, 143, 153, 165, 187, 195, 221, 255, 257, 429, 495, 561, 585, 663, 715, 765, 771, 935, 1105, 1285, 1287, 1683, 1989, 2145, 2313, 2431, 2805, 2827, 3315, 3341, 3855, 4369, 6435, 7293, 8415, 8481, 9945, 10023, 11565, 12155, 13107, 14135, 16705, 21845, 21879, 25443, 30069, 36465, 36751, 39321, 42405, 48059, 50115, 56797, 65535, 109395, 110253, 127215, 144177, 150345, 170391, 183755, 196605, 240295, 283985, 330759, 432531, 511173, 551265, 624767, 720885, 851955, 1653795, 1874301, 2162655, 2555865, 3123835, 5622903, 9371505, 28114515]

約数ペア:

[(1, 28114515), (3, 9371505), (5, 5622903), (9, 3123835), (11, 2555865), (13, 2162655), (15, 1874301), (17, 1653795), (33, 851955), (39, 720885), (45, 624767), (51, 551265), (55, 511173), (65, 432531), (85, 330759), (99, 283985), (117, 240295), (143, 196605), (153, 183755), (165, 170391), (187, 150345), (195, 144177), (221, 127215), (255, 110253), (257, 109395), (429, 65535), (495, 56797), (561, 50115), (585, 48059), (663, 42405), (715, 39321), (765, 36751), (771, 36465), (935, 30069), (1105, 25443), (1285, 21879), (1287, 21845), (1683, 16705), (1989, 14135), (2145, 13107), (2313, 12155), (2431, 11565), (2805, 10023), (2827, 9945), (3315, 8481), (3341, 8415), (3855, 7293), (4369, 6435)]