397175031

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211151}}^1$

素因数の和:211187

約数の個数: 24

約数和(自身を含む): 658794240

約数和(自身を除く): 261619209

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 211151, 633453, 1900359, 2322661, 4011869, 6967983, 12035607, 20903949, 36106821, 44130559, 132391677, 397175031]

約数ペア:

[(1, 397175031), (3, 132391677), (9, 44130559), (11, 36106821), (19, 20903949), (33, 12035607), (57, 6967983), (99, 4011869), (171, 2322661), (209, 1900359), (627, 633453), (1881, 211151)]