87784209

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{191251}}^1$

素因数の和:191277

約数の個数: 16

約数和(自身を含む): 137701440

約数和(自身を除く): 49917231

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 191251, 573753, 1721259, 3251267, 5163777, 9753801, 29261403, 87784209]

約数ペア:

[(1, 87784209), (3, 29261403), (9, 9753801), (17, 5163777), (27, 3251267), (51, 1721259), (153, 573753), (459, 191251)]