40319181

素因数分解:

$3^3\times 7^1\times {\mathrm{213329}}^1$

素因数の和:213345

約数の個数: 16

約数和(自身を含む): 68265600

約数和(自身を除く): 27946419

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 213329, 639987, 1493303, 1919961, 4479909, 5759883, 13439727, 40319181]

約数ペア:

[(1, 40319181), (3, 13439727), (7, 5759883), (9, 4479909), (21, 1919961), (27, 1493303), (63, 639987), (189, 213329)]