6445439

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 8902656

約数和(自身を除く): 2457217

約数列:

[1, 7, 11, 13, 47, 77, 91, 137, 143, 329, 517, 611, 959, 1001, 1507, 1781, 3619, 4277, 6439, 6721, 10549, 12467, 19591, 45073, 47047, 70829, 83707, 137137, 495803, 585949, 920777, 6445439]

約数ペア:

[(1, 6445439), (7, 920777), (11, 585949), (13, 495803), (47, 137137), (77, 83707), (91, 70829), (137, 47047), (143, 45073), (329, 19591), (517, 12467), (611, 10549), (959, 6721), (1001, 6439), (1507, 4277), (1781, 3619)]