64215963

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8287}}^1$

素因数の和:8344

約数の個数: 32

約数和(自身を含む): 111390720

約数和(自身を除く): 47174757

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2583, 7749, 8287, 24861, 58009, 74583, 174027, 223749, 339767, 522081, 1019301, 1566243, 2378369, 3057903, 7135107, 9173709, 21405321, 64215963]

約数ペア:

[(1, 64215963), (3, 21405321), (7, 9173709), (9, 7135107), (21, 3057903), (27, 2378369), (41, 1566243), (63, 1019301), (123, 522081), (189, 339767), (287, 223749), (369, 174027), (861, 74583), (1107, 58009), (2583, 24861), (7749, 8287)]