345821679

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{288907}}^1$

素因数の和:288939

約数の個数: 24

約数和(自身を含む): 600928640

約数和(自身を除く): 255106961

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 288907, 866721, 2022349, 2600163, 5489233, 6067047, 16467699, 18201141, 38424631, 49403097, 115273893, 345821679]

約数ペア:

[(1, 345821679), (3, 115273893), (7, 49403097), (9, 38424631), (19, 18201141), (21, 16467699), (57, 6067047), (63, 5489233), (133, 2600163), (171, 2022349), (399, 866721), (1197, 288907)]