53840215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{293}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 76458816

約数和(自身を除く): 22618601

約数列:

[1, 5, 11, 13, 55, 65, 143, 257, 293, 715, 1285, 1465, 2827, 3223, 3341, 3809, 14135, 16115, 16705, 19045, 36751, 41899, 75301, 183755, 209495, 376505, 828311, 978913, 4141555, 4894565, 10768043, 53840215]

約数ペア:

[(1, 53840215), (5, 10768043), (11, 4894565), (13, 4141555), (55, 978913), (65, 828311), (143, 376505), (257, 209495), (293, 183755), (715, 75301), (1285, 41899), (1465, 36751), (2827, 19045), (3223, 16705), (3341, 16115), (3809, 14135)]