43990373

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 55770624

約数和(自身を除く): 11780251

約数列:

[1, 7, 17, 37, 97, 103, 119, 259, 629, 679, 721, 1649, 1751, 3589, 3811, 4403, 9991, 11543, 12257, 25123, 26677, 61013, 64787, 69937, 169847, 369667, 427091, 453509, 1188929, 2587669, 6284339, 43990373]

約数ペア:

[(1, 43990373), (7, 6284339), (17, 2587669), (37, 1188929), (97, 453509), (103, 427091), (119, 369667), (259, 169847), (629, 69937), (679, 64787), (721, 61013), (1649, 26677), (1751, 25123), (3589, 12257), (3811, 11543), (4403, 9991)]