201991586

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{569}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 329099760

約数和(自身を除く): 127108174

約数列:

[1, 2, 17, 34, 53, 106, 197, 394, 569, 901, 1138, 1802, 3349, 6698, 9673, 10441, 19346, 20882, 30157, 60314, 112093, 177497, 224186, 354994, 512669, 1025338, 1905581, 3811162, 5940929, 11881858, 100995793, 201991586]

約数ペア:

[(1, 201991586), (2, 100995793), (17, 11881858), (34, 5940929), (53, 3811162), (106, 1905581), (197, 1025338), (394, 512669), (569, 354994), (901, 224186), (1138, 177497), (1802, 112093), (3349, 60314), (6698, 30157), (9673, 20882), (10441, 19346)]