64849815

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9419}}^1$

素因数の和:9453

約数の個数: 40

約数和(自身を含む): 123100560

約数和(自身を除く): 58250745

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 9419, 28257, 47095, 84771, 141285, 160123, 254313, 423855, 480369, 762939, 800615, 1271565, 1441107, 2401845, 3814695, 4323321, 7205535, 12969963, 21616605, 64849815]

約数ペア:

[(1, 64849815), (3, 21616605), (5, 12969963), (9, 7205535), (15, 4323321), (17, 3814695), (27, 2401845), (45, 1441107), (51, 1271565), (81, 800615), (85, 762939), (135, 480369), (153, 423855), (255, 254313), (405, 160123), (459, 141285), (765, 84771), (1377, 47095), (2295, 28257), (6885, 9419)]