207948027

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{521173}}^1$

素因数の和:521202

約数の個数: 16

約数和(自身を含む): 333551360

約数和(自身を除く): 125603333

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 521173, 1563519, 3648211, 9902287, 10944633, 29706861, 69316009, 207948027]

約数ペア:

[(1, 207948027), (3, 69316009), (7, 29706861), (19, 10944633), (21, 9902287), (57, 3648211), (133, 1563519), (399, 521173)]