1681736693

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 2170974960

約数和(自身を除く): 489238267

約数列:

[1, 7, 13, 49, 53, 91, 109, 371, 457, 637, 689, 763, 1417, 2597, 3199, 4823, 5341, 5777, 5941, 9919, 22393, 24221, 33761, 40439, 41587, 49813, 69433, 75101, 169547, 283073, 291109, 314873, 348691, 525707, 647569, 1186829, 2204111, 2440837, 2640089, 3679949, 4532983, 15428777, 18480623, 31730881, 34321157, 129364361, 240248099, 1681736693]

約数ペア:

[(1, 1681736693), (7, 240248099), (13, 129364361), (49, 34321157), (53, 31730881), (91, 18480623), (109, 15428777), (371, 4532983), (457, 3679949), (637, 2640089), (689, 2440837), (763, 2204111), (1417, 1186829), (2597, 647569), (3199, 525707), (4823, 348691), (5341, 314873), (5777, 291109), (5941, 283073), (9919, 169547), (22393, 75101), (24221, 69433), (33761, 49813), (40439, 41587)]