39688929

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 70087680

約数和(自身を除く): 30398751

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 71, 133, 171, 213, 399, 467, 497, 639, 1197, 1349, 1401, 1491, 3269, 4047, 4203, 4473, 8873, 9443, 9807, 12141, 26619, 28329, 29421, 33157, 62111, 79857, 84987, 99471, 186333, 232099, 298413, 558999, 629983, 696297, 1889949, 2088891, 4409881, 5669847, 13229643, 39688929]

約数ペア:

[(1, 39688929), (3, 13229643), (7, 5669847), (9, 4409881), (19, 2088891), (21, 1889949), (57, 696297), (63, 629983), (71, 558999), (133, 298413), (171, 232099), (213, 186333), (399, 99471), (467, 84987), (497, 79857), (639, 62111), (1197, 33157), (1349, 29421), (1401, 28329), (1491, 26619), (3269, 12141), (4047, 9807), (4203, 9443), (4473, 8873)]