13387821

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{4159}}^1$

素因数の和:4228

約数の個数: 16

約数和(自身を含む): 18969600

約数和(自身を除く): 5581779

約数列:

[1, 3, 29, 37, 87, 111, 1073, 3219, 4159, 12477, 120611, 153883, 361833, 461649, 4462607, 13387821]

約数ペア:

[(1, 13387821), (3, 4462607), (29, 461649), (37, 361833), (87, 153883), (111, 120611), (1073, 12477), (3219, 4159)]