4393123

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 32

約数和(自身を含む): 5875200

約数和(自身を除く): 1482077

約数列:

[1, 7, 17, 19, 29, 67, 119, 133, 203, 323, 469, 493, 551, 1139, 1273, 1943, 2261, 3451, 3857, 7973, 8911, 9367, 13601, 21641, 33031, 36917, 65569, 151487, 231217, 258419, 627589, 4393123]

約数ペア:

[(1, 4393123), (7, 627589), (17, 258419), (19, 231217), (29, 151487), (67, 65569), (119, 36917), (133, 33031), (203, 21641), (323, 13601), (469, 9367), (493, 8911), (551, 7973), (1139, 3857), (1273, 3451), (1943, 2261)]