31435894

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{419}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 56609280

約数和(自身を除く): 25173386

約数列:

[1, 2, 7, 14, 23, 46, 161, 233, 322, 419, 466, 838, 1631, 2933, 3262, 5359, 5866, 9637, 10718, 19274, 37513, 67459, 75026, 97627, 134918, 195254, 683389, 1366778, 2245421, 4490842, 15717947, 31435894]

約数ペア:

[(1, 31435894), (2, 15717947), (7, 4490842), (14, 2245421), (23, 1366778), (46, 683389), (161, 195254), (233, 134918), (322, 97627), (419, 75026), (466, 67459), (838, 37513), (1631, 19274), (2933, 10718), (3262, 9637), (5359, 5866)]