28901866

素因数分解:

$2^1\times 7^3\times {\mathrm{42131}}^1$

素因数の和:42154

約数の個数: 16

約数和(自身を含む): 50558400

約数和(自身を除く): 21656534

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 42131, 84262, 294917, 589834, 2064419, 4128838, 14450933, 28901866]

約数ペア:

[(1, 28901866), (2, 14450933), (7, 4128838), (14, 2064419), (49, 589834), (98, 294917), (343, 84262), (686, 42131)]