13278897

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{5653}}^1$

素因数の和:5694

約数の個数: 20

約数和(自身を含む): 20524020

約数和(自身を除く): 7245123

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 5653, 16959, 50877, 152631, 163937, 457893, 491811, 1475433, 4426299, 13278897]

約数ペア:

[(1, 13278897), (3, 4426299), (9, 1475433), (27, 491811), (29, 457893), (81, 163937), (87, 152631), (261, 50877), (783, 16959), (2349, 5653)]