57689359

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 75930624

約数和(自身を除く): 18241265

約数列:

[1, 7, 13, 23, 43, 91, 161, 299, 301, 559, 641, 989, 2093, 3913, 4487, 6923, 8333, 12857, 14743, 27563, 58331, 89999, 103201, 191659, 192941, 358319, 633949, 1341613, 2508233, 4437643, 8241337, 57689359]

約数ペア:

[(1, 57689359), (7, 8241337), (13, 4437643), (23, 2508233), (43, 1341613), (91, 633949), (161, 358319), (299, 192941), (301, 191659), (559, 103201), (641, 89999), (989, 58331), (2093, 27563), (3913, 14743), (4487, 12857), (6923, 8333)]