438516505

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{3919}}^1$

素因数の和:4093

約数の個数: 32

約数和(自身を含む): 632217600

約数和(自身を除く): 193701095

約数列:

[1, 5, 7, 23, 35, 115, 139, 161, 695, 805, 973, 3197, 3919, 4865, 15985, 19595, 22379, 27433, 90137, 111895, 137165, 450685, 544741, 630959, 2723705, 3154795, 3813187, 12529043, 19065935, 62645215, 87703301, 438516505]

約数ペア:

[(1, 438516505), (5, 87703301), (7, 62645215), (23, 19065935), (35, 12529043), (115, 3813187), (139, 3154795), (161, 2723705), (695, 630959), (805, 544741), (973, 450685), (3197, 137165), (3919, 111895), (4865, 90137), (15985, 27433), (19595, 22379)]