123161958

素因数分解:

$2^1\times 3^4\times {\mathrm{239}}^1\times {\mathrm{3181}}^1$

素因数の和:3434

約数の個数: 40

約数和(自身を含む): 277215840

約数和(自身を除く): 154053882

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 239, 478, 717, 1434, 2151, 3181, 4302, 6362, 6453, 9543, 12906, 19086, 19359, 28629, 38718, 57258, 85887, 171774, 257661, 515322, 760259, 1520518, 2280777, 4561554, 6842331, 13684662, 20526993, 41053986, 61580979, 123161958]

約数ペア:

[(1, 123161958), (2, 61580979), (3, 41053986), (6, 20526993), (9, 13684662), (18, 6842331), (27, 4561554), (54, 2280777), (81, 1520518), (162, 760259), (239, 515322), (478, 257661), (717, 171774), (1434, 85887), (2151, 57258), (3181, 38718), (4302, 28629), (6362, 19359), (6453, 19086), (9543, 12906)]