13345521

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2659}}^1$

素因数の和:2908

約数の個数: 16

約数和(自身を含む): 20428800

約数和(自身を除く): 7083279

約数列:

[1, 3, 7, 21, 239, 717, 1673, 2659, 5019, 7977, 18613, 55839, 635501, 1906503, 4448507, 13345521]

約数ペア:

[(1, 13345521), (3, 4448507), (7, 1906503), (21, 635501), (239, 55839), (717, 18613), (1673, 7977), (2659, 5019)]