28938235

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{727}}^1$

素因数の和:1170

約数の個数: 16

約数和(自身を含む): 36691200

約数和(自身を除く): 7752965

約数列:

[1, 5, 19, 95, 419, 727, 2095, 3635, 7961, 13813, 39805, 69065, 304613, 1523065, 5787647, 28938235]

約数ペア:

[(1, 28938235), (5, 5787647), (19, 1523065), (95, 304613), (419, 69065), (727, 39805), (2095, 13813), (3635, 7961)]