22890915

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{653}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 42850080

約数和(自身を除く): 19959165

約数列:

[1, 3, 5, 9, 15, 19, 41, 45, 57, 95, 123, 171, 205, 285, 369, 615, 653, 779, 855, 1845, 1959, 2337, 3265, 3895, 5877, 7011, 9795, 11685, 12407, 26773, 29385, 35055, 37221, 62035, 80319, 111663, 133865, 186105, 240957, 401595, 508687, 558315, 1204785, 1526061, 2543435, 4578183, 7630305, 22890915]

約数ペア:

[(1, 22890915), (3, 7630305), (5, 4578183), (9, 2543435), (15, 1526061), (19, 1204785), (41, 558315), (45, 508687), (57, 401595), (95, 240957), (123, 186105), (171, 133865), (205, 111663), (285, 80319), (369, 62035), (615, 37221), (653, 35055), (779, 29385), (855, 26773), (1845, 12407), (1959, 11685), (2337, 9795), (3265, 7011), (3895, 5877)]