6391917

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1429}}^1$

素因数の和:1513

約数の個数: 24

約数和(自身を含む): 10707840

約数和(自身を除く): 4315923

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1429, 1491, 4287, 4473, 10003, 12861, 30009, 90027, 101459, 304377, 710213, 913131, 2130639, 6391917]

約数ペア:

[(1, 6391917), (3, 2130639), (7, 913131), (9, 710213), (21, 304377), (63, 101459), (71, 90027), (213, 30009), (497, 12861), (639, 10003), (1429, 4473), (1491, 4287)]