872666

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:397

約数の個数: 16

約数和(自身を含む): 1392768

約数和(自身を除く): 520102

約数列:

[1, 2, 23, 46, 61, 122, 311, 622, 1403, 2806, 7153, 14306, 18971, 37942, 436333, 872666]

約数ペア:

[(1, 872666), (2, 436333), (23, 37942), (46, 18971), (61, 14306), (122, 7153), (311, 2806), (622, 1403)]