9997101

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{1487}}^1$

素因数の和:1582

約数の個数: 20

約数和(自身を含む): 15124032

約数和(自身を除く): 5126931

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 1487, 2241, 4461, 6723, 13383, 40149, 120447, 123421, 370263, 1110789, 3332367, 9997101]

約数ペア:

[(1, 9997101), (3, 3332367), (9, 1110789), (27, 370263), (81, 123421), (83, 120447), (249, 40149), (747, 13383), (1487, 6723), (2241, 4461)]