3149725

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{349}}^1$

素因数の和:397

約数の個数: 18

約数和(自身を含む): 4133850

約数和(自身を除く): 984125

約数列:

[1, 5, 19, 25, 95, 349, 361, 475, 1745, 1805, 6631, 8725, 9025, 33155, 125989, 165775, 629945, 3149725]

約数ペア:

[(1, 3149725), (5, 629945), (19, 165775), (25, 125989), (95, 33155), (349, 9025), (361, 8725), (475, 6631), (1745, 1805)]