13239693

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{1097}}^1$

素因数の和:1258

約数の個数: 20

約数和(自身を含む): 19928700

約数和(自身を除く): 6689007

約数列:

[1, 3, 9, 27, 81, 149, 447, 1097, 1341, 3291, 4023, 9873, 12069, 29619, 88857, 163453, 490359, 1471077, 4413231, 13239693]

約数ペア:

[(1, 13239693), (3, 4413231), (9, 1471077), (27, 490359), (81, 163453), (149, 88857), (447, 29619), (1097, 12069), (1341, 9873), (3291, 4023)]