7254765

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{853}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 14921088

約数和(自身を除く): 7666323

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 853, 945, 1215, 1701, 2559, 2835, 4265, 5971, 7677, 8505, 12795, 17913, 23031, 29855, 38385, 53739, 69093, 89565, 115155, 161217, 207279, 268695, 345465, 483651, 806085, 1036395, 1450953, 2418255, 7254765]

約数ペア:

[(1, 7254765), (3, 2418255), (5, 1450953), (7, 1036395), (9, 806085), (15, 483651), (21, 345465), (27, 268695), (35, 207279), (45, 161217), (63, 115155), (81, 89565), (105, 69093), (135, 53739), (189, 38385), (243, 29855), (315, 23031), (405, 17913), (567, 12795), (853, 8505), (945, 7677), (1215, 5971), (1701, 4265), (2559, 2835)]