30211805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1439}}^1$

素因数の和:1493

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 13333795

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 221, 247, 323, 1105, 1235, 1439, 1615, 4199, 7195, 18707, 20995, 24463, 27341, 93535, 122315, 136705, 318019, 355433, 464797, 1590095, 1777165, 2323985, 6042361, 30211805]

約数ペア:

[(1, 30211805), (5, 6042361), (13, 2323985), (17, 1777165), (19, 1590095), (65, 464797), (85, 355433), (95, 318019), (221, 136705), (247, 122315), (323, 93535), (1105, 27341), (1235, 24463), (1439, 20995), (1615, 18707), (4199, 7195)]