39972738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{797}}^1$

素因数の和:1458

約数の個数: 32

約数和(自身を含む): 86337216

約数和(自身を除く): 46364478

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 643, 797, 1286, 1594, 1929, 2391, 3858, 4782, 8359, 10361, 16718, 20722, 25077, 31083, 50154, 62166, 512471, 1024942, 1537413, 3074826, 6662123, 13324246, 19986369, 39972738]

約数ペア:

[(1, 39972738), (2, 19986369), (3, 13324246), (6, 6662123), (13, 3074826), (26, 1537413), (39, 1024942), (78, 512471), (643, 62166), (797, 50154), (1286, 31083), (1594, 25077), (1929, 20722), (2391, 16718), (3858, 10361), (4782, 8359)]