3949965

素因数分解:

$3^5\times 5^1\times {\mathrm{3251}}^1$

素因数の和:3271

約数の個数: 24

約数和(自身を含む): 7102368

約数和(自身を除く): 3152403

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 3251, 9753, 16255, 29259, 48765, 87777, 146295, 263331, 438885, 789993, 1316655, 3949965]

約数ペア:

[(1, 3949965), (3, 1316655), (5, 789993), (9, 438885), (15, 263331), (27, 146295), (45, 87777), (81, 48765), (135, 29259), (243, 16255), (405, 9753), (1215, 3251)]