259642017

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{110533}}^1$

素因数の和:110574

約数の個数: 20

約数和(自身を含む): 401238420

約数和(自身を除く): 141596403

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 110533, 331599, 994797, 2984391, 3205457, 8953173, 9616371, 28849113, 86547339, 259642017]

約数ペア:

[(1, 259642017), (3, 86547339), (9, 28849113), (27, 9616371), (29, 8953173), (81, 3205457), (87, 2984391), (261, 994797), (783, 331599), (2349, 110533)]