25550991

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{49807}}^1$

素因数の和:49835

約数の個数: 16

約数和(自身を含む): 39846400

約数和(自身を除く): 14295409

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 49807, 149421, 448263, 946333, 1344789, 2838999, 8516997, 25550991]

約数ペア:

[(1, 25550991), (3, 8516997), (9, 2838999), (19, 1344789), (27, 946333), (57, 448263), (171, 149421), (513, 49807)]