1993723207

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{2381}}^1$

素因数の和:2539

約数の個数: 32

約数和(自身を含む): 2424380544

約数和(自身を除く): 430657337

約数列:

[1, 7, 37, 53, 61, 259, 371, 427, 1961, 2257, 2381, 3233, 13727, 15799, 16667, 22631, 88097, 119621, 126193, 145241, 616679, 837347, 883351, 1016687, 4669141, 5373917, 7697773, 32683987, 37617419, 53884411, 284817601, 1993723207]

約数ペア:

[(1, 1993723207), (7, 284817601), (37, 53884411), (53, 37617419), (61, 32683987), (259, 7697773), (371, 5373917), (427, 4669141), (1961, 1016687), (2257, 883351), (2381, 837347), (3233, 616679), (13727, 145241), (15799, 126193), (16667, 119621), (22631, 88097)]