1311945

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{587}}^1$

素因数の和:744

約数の個数: 16

約数和(自身を含む): 2116800

約数和(自身を除く): 804855

約数列:

[1, 3, 5, 15, 149, 447, 587, 745, 1761, 2235, 2935, 8805, 87463, 262389, 437315, 1311945]

約数ペア:

[(1, 1311945), (3, 437315), (5, 262389), (15, 87463), (149, 8805), (447, 2935), (587, 2235), (745, 1761)]