285440344

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{268271}}^1$

素因数の和:268303

約数の個数: 32

約数和(自身を含む): 643852800

約数和(自身を除く): 358412456

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 268271, 536542, 1073084, 1877897, 2146168, 3755794, 5097149, 7511588, 10194298, 15023176, 20388596, 35680043, 40777192, 71360086, 142720172, 285440344]

約数ペア:

[(1, 285440344), (2, 142720172), (4, 71360086), (7, 40777192), (8, 35680043), (14, 20388596), (19, 15023176), (28, 10194298), (38, 7511588), (56, 5097149), (76, 3755794), (133, 2146168), (152, 1877897), (266, 1073084), (532, 536542), (1064, 268271)]