13565745

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 26749440

約数和(自身を除く): 13183695

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 45, 51, 69, 85, 115, 135, 153, 207, 255, 257, 345, 391, 459, 621, 765, 771, 1035, 1173, 1285, 1955, 2295, 2313, 3105, 3519, 3855, 4369, 5865, 5911, 6939, 10557, 11565, 13107, 17595, 17733, 21845, 29555, 34695, 39321, 52785, 53199, 65535, 88665, 100487, 117963, 159597, 196605, 265995, 301461, 502435, 589815, 797985, 904383, 1507305, 2713149, 4521915, 13565745]

約数ペア:

[(1, 13565745), (3, 4521915), (5, 2713149), (9, 1507305), (15, 904383), (17, 797985), (23, 589815), (27, 502435), (45, 301461), (51, 265995), (69, 196605), (85, 159597), (115, 117963), (135, 100487), (153, 88665), (207, 65535), (255, 53199), (257, 52785), (345, 39321), (391, 34695), (459, 29555), (621, 21845), (765, 17733), (771, 17595), (1035, 13107), (1173, 11565), (1285, 10557), (1955, 6939), (2295, 5911), (2313, 5865), (3105, 4369), (3519, 3855)]