2129085

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{751}}^1$

素因数の和:775

約数の個数: 40

約数和(自身を含む): 4367616

約数和(自身を除く): 2238531

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 751, 945, 2253, 2835, 3755, 5257, 6759, 11265, 15771, 20277, 26285, 33795, 47313, 60831, 78855, 101385, 141939, 236565, 304155, 425817, 709695, 2129085]

約数ペア:

[(1, 2129085), (3, 709695), (5, 425817), (7, 304155), (9, 236565), (15, 141939), (21, 101385), (27, 78855), (35, 60831), (45, 47313), (63, 33795), (81, 26285), (105, 20277), (135, 15771), (189, 11265), (315, 6759), (405, 5257), (567, 3755), (751, 2835), (945, 2253)]