655556226

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{64157}}^1$

素因数の和:64306

約数の個数: 32

約数和(自身を含む): 1422767808

約数和(自身を除く): 767211582

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 3406, 5109, 10218, 64157, 128314, 192471, 384942, 834041, 1668082, 2502123, 5004246, 8404567, 16809134, 25213701, 50427402, 109259371, 218518742, 327778113, 655556226]

約数ペア:

[(1, 655556226), (2, 327778113), (3, 218518742), (6, 109259371), (13, 50427402), (26, 25213701), (39, 16809134), (78, 8404567), (131, 5004246), (262, 2502123), (393, 1668082), (786, 834041), (1703, 384942), (3406, 192471), (5109, 128314), (10218, 64157)]