64731393

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1621}}^1$

素因数の和:1679

約数の個数: 40

約数和(自身を含む): 105981480

約数和(自身を除く): 41250087

約数列:

[1, 3, 9, 17, 27, 29, 51, 81, 87, 153, 261, 459, 493, 783, 1377, 1479, 1621, 2349, 4437, 4863, 13311, 14589, 27557, 39933, 43767, 47009, 82671, 131301, 141027, 248013, 423081, 744039, 799153, 1269243, 2232117, 2397459, 3807729, 7192377, 21577131, 64731393]

約数ペア:

[(1, 64731393), (3, 21577131), (9, 7192377), (17, 3807729), (27, 2397459), (29, 2232117), (51, 1269243), (81, 799153), (87, 744039), (153, 423081), (261, 248013), (459, 141027), (493, 131301), (783, 82671), (1377, 47009), (1479, 43767), (1621, 39933), (2349, 27557), (4437, 14589), (4863, 13311)]