2782585

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 3755160

約数和(自身を除く): 972575

約数列:

[1, 5, 13, 37, 65, 89, 169, 185, 445, 481, 845, 1157, 2405, 3293, 5785, 6253, 15041, 16465, 31265, 42809, 75205, 214045, 556517, 2782585]

約数ペア:

[(1, 2782585), (5, 556517), (13, 214045), (37, 75205), (65, 42809), (89, 31265), (169, 16465), (185, 15041), (445, 6253), (481, 5785), (845, 3293), (1157, 2405)]