156944619

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{20021}}^1$

素因数の和:20107

約数の個数: 24

約数和(自身を含む): 247792272

約数和(自身を除く): 90847653

約数列:

[1, 3, 9, 13, 39, 67, 117, 201, 603, 871, 2613, 7839, 20021, 60063, 180189, 260273, 780819, 1341407, 2342457, 4024221, 12072663, 17438291, 52314873, 156944619]

約数ペア:

[(1, 156944619), (3, 52314873), (9, 17438291), (13, 12072663), (39, 4024221), (67, 2342457), (117, 1341407), (201, 780819), (603, 260273), (871, 180189), (2613, 60063), (7839, 20021)]