78789964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{4079}}^1$

素因数の和:4533

約数の個数: 24

約数和(自身を含む): 150796800

約数和(自身を除く): 72006836

約数列:

[1, 2, 4, 11, 22, 44, 439, 878, 1756, 4079, 4829, 8158, 9658, 16316, 19316, 44869, 89738, 179476, 1790681, 3581362, 7162724, 19697491, 39394982, 78789964]

約数ペア:

[(1, 78789964), (2, 39394982), (4, 19697491), (11, 7162724), (22, 3581362), (44, 1790681), (439, 179476), (878, 89738), (1756, 44869), (4079, 19316), (4829, 16316), (8158, 9658)]