201617505

素因数分解:

$3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8161}}^1$

素因数の和:8239

約数の個数: 40

約数和(自身を含む): 367387944

約数和(自身を除く): 165770439

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 305, 405, 549, 915, 1647, 2745, 4941, 8161, 8235, 24483, 24705, 40805, 73449, 122415, 220347, 367245, 497821, 661041, 1101735, 1493463, 2489105, 3305205, 4480389, 7467315, 13441167, 22401945, 40323501, 67205835, 201617505]

約数ペア:

[(1, 201617505), (3, 67205835), (5, 40323501), (9, 22401945), (15, 13441167), (27, 7467315), (45, 4480389), (61, 3305205), (81, 2489105), (135, 1493463), (183, 1101735), (305, 661041), (405, 497821), (549, 367245), (915, 220347), (1647, 122415), (2745, 73449), (4941, 40805), (8161, 24705), (8235, 24483)]