40149991

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{3491}}^1$

素因数の和:3582

約数の個数: 16

約数和(自身を含む): 48273408

約数和(自身を除く): 8123417

約数列:

[1, 7, 31, 53, 217, 371, 1643, 3491, 11501, 24437, 108221, 185023, 757547, 1295161, 5735713, 40149991]

約数ペア:

[(1, 40149991), (7, 5735713), (31, 1295161), (53, 757547), (217, 185023), (371, 108221), (1643, 24437), (3491, 11501)]