201990131463

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1\times {\mathrm{315409}}^1$

素因数の和:315891

約数の個数: 32

約数和(自身を含む): 295677950400

約数和(自身を除く): 93687818937

約数列:

[1, 3, 17, 29, 51, 87, 433, 493, 1299, 1479, 7361, 12557, 22083, 37671, 213469, 315409, 640407, 946227, 5361953, 9146861, 16085859, 27440583, 136572097, 155496637, 409716291, 466489911, 2321725649, 3960590813, 6965176947, 11881772439, 67330043821, 201990131463]

約数ペア:

[(1, 201990131463), (3, 67330043821), (17, 11881772439), (29, 6965176947), (51, 3960590813), (87, 2321725649), (433, 466489911), (493, 409716291), (1299, 155496637), (1479, 136572097), (7361, 27440583), (12557, 16085859), (22083, 9146861), (37671, 5361953), (213469, 946227), (315409, 640407)]