11990835

素因数分解:

$3^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 22014720

約数和(自身を除く): 10023885

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 139, 213, 243, 355, 405, 417, 639, 695, 1065, 1215, 1251, 1917, 2085, 3195, 3753, 5751, 6255, 9585, 9869, 11259, 17253, 18765, 28755, 29607, 33777, 49345, 56295, 86265, 88821, 148035, 168885, 266463, 444105, 799389, 1332315, 2398167, 3996945, 11990835]

約数ペア:

[(1, 11990835), (3, 3996945), (5, 2398167), (9, 1332315), (15, 799389), (27, 444105), (45, 266463), (71, 168885), (81, 148035), (135, 88821), (139, 86265), (213, 56295), (243, 49345), (355, 33777), (405, 29607), (417, 28755), (639, 18765), (695, 17253), (1065, 11259), (1215, 9869), (1251, 9585), (1917, 6255), (2085, 5751), (3195, 3753)]