2012448981

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1\times {\mathrm{449}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 2790720000

約数和(自身を除く): 778271019

約数列:

[1, 3, 37, 111, 149, 271, 447, 449, 813, 1347, 5513, 10027, 16539, 16613, 30081, 40379, 49839, 66901, 121137, 121679, 200703, 365037, 1494023, 2475337, 4482069, 4502123, 7426011, 13506369, 18130171, 54390513, 670816327, 2012448981]

約数ペア:

[(1, 2012448981), (3, 670816327), (37, 54390513), (111, 18130171), (149, 13506369), (271, 7426011), (447, 4502123), (449, 4482069), (813, 2475337), (1347, 1494023), (5513, 365037), (10027, 200703), (16539, 121679), (16613, 121137), (30081, 66901), (40379, 49839)]