28357133

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{15641}}^1$

素因数の和:15692

約数の個数: 12

約数和(自身を含む): 33880572

約数和(自身を除く): 5523439

約数列:

[1, 7, 37, 49, 259, 1813, 15641, 109487, 578717, 766409, 4051019, 28357133]

約数ペア:

[(1, 28357133), (7, 4051019), (37, 766409), (49, 578717), (259, 109487), (1813, 15641)]