40842221

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1759}}^1$

素因数の和:1904

約数の個数: 16

約数和(自身を含む): 48660480

約数和(自身を除く): 7818259

約数列:

[1, 7, 31, 107, 217, 749, 1759, 3317, 12313, 23219, 54529, 188213, 381703, 1317491, 5834603, 40842221]

約数ペア:

[(1, 40842221), (7, 5834603), (31, 1317491), (107, 381703), (217, 188213), (749, 54529), (1759, 23219), (3317, 12313)]