30778855

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{313}}^1$

素因数の和:666

約数の個数: 16

約数和(自身を含む): 37710144

約数和(自身を除く): 6931289

約数列:

[1, 5, 71, 277, 313, 355, 1385, 1565, 19667, 22223, 86701, 98335, 111115, 433505, 6155771, 30778855]

約数ペア:

[(1, 30778855), (5, 6155771), (71, 433505), (277, 111115), (313, 98335), (355, 86701), (1385, 22223), (1565, 19667)]