201720321699

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{467}}^1\times {\mathrm{851971}}^1$

素因数の和:852467

約数の個数: 24

約数和(自身を含む): 291865159872

約数和(自身を除く): 90144838173

約数列:

[1, 3, 13, 39, 169, 467, 507, 1401, 6071, 18213, 78923, 236769, 851971, 2555913, 11075623, 33226869, 143983099, 397870457, 431949297, 1193611371, 5172315941, 15516947823, 67240107233, 201720321699]

約数ペア:

[(1, 201720321699), (3, 67240107233), (13, 15516947823), (39, 5172315941), (169, 1193611371), (467, 431949297), (507, 397870457), (1401, 143983099), (6071, 33226869), (18213, 11075623), (78923, 2555913), (236769, 851971)]