79801939

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{631}}^1$

素因数の和:763

約数の個数: 24

約数和(自身を含む): 97264800

約数和(自身を除く): 17462861

約数列:

[1, 7, 29, 49, 89, 203, 623, 631, 1421, 2581, 4361, 4417, 18067, 18299, 30919, 56159, 126469, 128093, 393113, 896651, 1628611, 2751791, 11400277, 79801939]

約数ペア:

[(1, 79801939), (7, 11400277), (29, 2751791), (49, 1628611), (89, 896651), (203, 393113), (623, 128093), (631, 126469), (1421, 56159), (2581, 30919), (4361, 18299), (4417, 18067)]