1256810499

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{116663}}^1$

素因数の和:116701

約数の個数: 40

約数和(自身を含む): 2258615040

約数和(自身を除く): 1001804541

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 3591, 10773, 116663, 349989, 816641, 1049967, 2216597, 2449923, 3149901, 6649791, 7349769, 9449703, 15516179, 19949373, 22049307, 46548537, 59848119, 66147921, 139645611, 179544357, 418936833, 1256810499]

約数ペア:

[(1, 1256810499), (3, 418936833), (7, 179544357), (9, 139645611), (19, 66147921), (21, 59848119), (27, 46548537), (57, 22049307), (63, 19949373), (81, 15516179), (133, 9449703), (171, 7349769), (189, 6649791), (399, 3149901), (513, 2449923), (567, 2216597), (1197, 1049967), (1539, 816641), (3591, 349989), (10773, 116663)]