389664254

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1\times {\mathrm{967}}^1$

素因数の和:1352

約数の個数: 32

約数和(自身を含む): 677445120

約数和(自身を除く): 287780866

約数列:

[1, 2, 7, 14, 107, 214, 269, 538, 749, 967, 1498, 1883, 1934, 3766, 6769, 13538, 28783, 57566, 103469, 201481, 206938, 260123, 402962, 520246, 724283, 1448566, 1820861, 3641722, 27833161, 55666322, 194832127, 389664254]

約数ペア:

[(1, 389664254), (2, 194832127), (7, 55666322), (14, 27833161), (107, 3641722), (214, 1820861), (269, 1448566), (538, 724283), (749, 520246), (967, 402962), (1498, 260123), (1883, 206938), (1934, 201481), (3766, 103469), (6769, 57566), (13538, 28783)]