13781656

素因数分解:

$2^3\times 7^1\times {\mathrm{431}}^1\times {\mathrm{571}}^1$

素因数の和:1015

約数の個数: 32

約数和(自身を含む): 29652480

約数和(自身を除く): 15870824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 431, 571, 862, 1142, 1724, 2284, 3017, 3448, 3997, 4568, 6034, 7994, 12068, 15988, 24136, 31976, 246101, 492202, 984404, 1722707, 1968808, 3445414, 6890828, 13781656]

約数ペア:

[(1, 13781656), (2, 6890828), (4, 3445414), (7, 1968808), (8, 1722707), (14, 984404), (28, 492202), (56, 246101), (431, 31976), (571, 24136), (862, 15988), (1142, 12068), (1724, 7994), (2284, 6034), (3017, 4568), (3448, 3997)]