42040005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{400381}}^1$

素因数の和:400396

約数の個数: 16

約数和(自身を含む): 76873344

約数和(自身を除く): 34833339

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 400381, 1201143, 2001905, 2802667, 6005715, 8408001, 14013335, 42040005]

約数ペア:

[(1, 42040005), (3, 14013335), (5, 8408001), (7, 6005715), (15, 2802667), (21, 2001905), (35, 1201143), (105, 400381)]