16942895

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{389}}^1$

素因数の和:706

約数の個数: 16

約数和(自身を含む): 21116160

約数和(自身を除く): 4173265

約数列:

[1, 5, 31, 155, 281, 389, 1405, 1945, 8711, 12059, 43555, 60295, 109309, 546545, 3388579, 16942895]

約数ペア:

[(1, 16942895), (5, 3388579), (31, 546545), (155, 109309), (281, 60295), (389, 43555), (1405, 12059), (1945, 8711)]