641245716

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{214607}}^1$

素因数の和:214700

約数の個数: 36

約数和(自身を含む): 1640463552

約数和(自身を除く): 999217836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 332, 498, 747, 996, 1494, 2988, 214607, 429214, 643821, 858428, 1287642, 1931463, 2575284, 3862926, 7725852, 17812381, 35624762, 53437143, 71249524, 106874286, 160311429, 213748572, 320622858, 641245716]

約数ペア:

[(1, 641245716), (2, 320622858), (3, 213748572), (4, 160311429), (6, 106874286), (9, 71249524), (12, 53437143), (18, 35624762), (36, 17812381), (83, 7725852), (166, 3862926), (249, 2575284), (332, 1931463), (498, 1287642), (747, 858428), (996, 643821), (1494, 429214), (2988, 214607)]