1138690712

素因数分解:

$2^3\times {\mathrm{991}}^1\times {\mathrm{143629}}^1$

素因数の和:144626

約数の個数: 16

約数和(自身を含む): 2137214400

約数和(自身を除く): 998523688

約数列:

[1, 2, 4, 8, 991, 1982, 3964, 7928, 143629, 287258, 574516, 1149032, 142336339, 284672678, 569345356, 1138690712]

約数ペア:

[(1, 1138690712), (2, 569345356), (4, 284672678), (8, 142336339), (991, 1149032), (1982, 574516), (3964, 287258), (7928, 143629)]