1028755

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:68

約数の個数: 48

約数和(自身を含む): 1723680

約数和(自身を除く): 694925

約数列:

[1, 5, 7, 13, 17, 19, 35, 49, 65, 85, 91, 95, 119, 133, 221, 245, 247, 323, 455, 595, 637, 665, 833, 931, 1105, 1235, 1547, 1615, 1729, 2261, 3185, 4165, 4199, 4655, 7735, 8645, 10829, 11305, 12103, 15827, 20995, 29393, 54145, 60515, 79135, 146965, 205751, 1028755]

約数ペア:

[(1, 1028755), (5, 205751), (7, 146965), (13, 79135), (17, 60515), (19, 54145), (35, 29393), (49, 20995), (65, 15827), (85, 12103), (91, 11305), (95, 10829), (119, 8645), (133, 7735), (221, 4655), (245, 4199), (247, 4165), (323, 3185), (455, 2261), (595, 1729), (637, 1615), (665, 1547), (833, 1235), (931, 1105)]