1806751305

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{727}}^1$

素因数の和:1231

約数の個数: 64

約数和(自身を含む): 3302208000

約数和(自身を除く): 1495456695

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 123, 135, 205, 369, 449, 615, 727, 1107, 1347, 1845, 2181, 2245, 3635, 4041, 5535, 6543, 6735, 10905, 12123, 18409, 19629, 20205, 29807, 32715, 55227, 60615, 89421, 92045, 98145, 149035, 165681, 268263, 276135, 326423, 447105, 497043, 804789, 828405, 979269, 1341315, 1632115, 2485215, 2937807, 4023945, 4896345, 8813421, 13383343, 14689035, 40150029, 44067105, 66916715, 120450087, 200750145, 361350261, 602250435, 1806751305]

約数ペア:

[(1, 1806751305), (3, 602250435), (5, 361350261), (9, 200750145), (15, 120450087), (27, 66916715), (41, 44067105), (45, 40150029), (123, 14689035), (135, 13383343), (205, 8813421), (369, 4896345), (449, 4023945), (615, 2937807), (727, 2485215), (1107, 1632115), (1347, 1341315), (1845, 979269), (2181, 828405), (2245, 804789), (3635, 497043), (4041, 447105), (5535, 326423), (6543, 276135), (6735, 268263), (10905, 165681), (12123, 149035), (18409, 98145), (19629, 92045), (20205, 89421), (29807, 60615), (32715, 55227)]