12426505

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1$

素因数の和:937

約数の個数: 32

約数和(自身を含む): 18966528

約数和(自身を除く): 6540023

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 881, 1085, 2015, 2821, 4405, 6167, 11453, 14105, 27311, 30835, 57265, 80171, 136555, 191177, 355043, 400855, 955885, 1775215, 2485301, 12426505]

約数ペア:

[(1, 12426505), (5, 2485301), (7, 1775215), (13, 955885), (31, 400855), (35, 355043), (65, 191177), (91, 136555), (155, 80171), (217, 57265), (403, 30835), (455, 27311), (881, 14105), (1085, 11453), (2015, 6167), (2821, 4405)]