1664874

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:296

約数の個数: 40

約数和(自身を含む): 3833280

約数和(自身を除く): 2168406

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 81, 86, 129, 162, 239, 258, 387, 478, 717, 774, 1161, 1434, 2151, 2322, 3483, 4302, 6453, 6966, 10277, 12906, 19359, 20554, 30831, 38718, 61662, 92493, 184986, 277479, 554958, 832437, 1664874]

約数ペア:

[(1, 1664874), (2, 832437), (3, 554958), (6, 277479), (9, 184986), (18, 92493), (27, 61662), (43, 38718), (54, 30831), (81, 20554), (86, 19359), (129, 12906), (162, 10277), (239, 6966), (258, 6453), (387, 4302), (478, 3483), (717, 2322), (774, 2151), (1161, 1434)]