40399681

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3413}}^1$

素因数の和:3528

約数の個数: 16

約数和(自身を含む): 49161600

約数和(自身を除く): 8761919

約数列:

[1, 7, 19, 89, 133, 623, 1691, 3413, 11837, 23891, 64847, 303757, 453929, 2126299, 5771383, 40399681]

約数ペア:

[(1, 40399681), (7, 5771383), (19, 2126299), (89, 453929), (133, 303757), (623, 64847), (1691, 23891), (3413, 11837)]