389011844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{68633}}^1$

素因数の和:68759

約数の個数: 24

約数和(自身を含む): 739874520

約数和(自身を除く): 350862676

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 5668, 68633, 137266, 274532, 892229, 1784458, 3568916, 7480997, 14961994, 29923988, 97252961, 194505922, 389011844]

約数ペア:

[(1, 389011844), (2, 194505922), (4, 97252961), (13, 29923988), (26, 14961994), (52, 7480997), (109, 3568916), (218, 1784458), (436, 892229), (1417, 274532), (2834, 137266), (5668, 68633)]