38939877

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1831}}^1$

素因数の和:1993

約数の個数: 24

約数和(自身を含む): 60016320

約数和(自身を除く): 21076443

約数列:

[1, 3, 9, 17, 51, 139, 153, 417, 1251, 1831, 2363, 5493, 7089, 16479, 21267, 31127, 93381, 254509, 280143, 763527, 2290581, 4326653, 12979959, 38939877]

約数ペア:

[(1, 38939877), (3, 12979959), (9, 4326653), (17, 2290581), (51, 763527), (139, 280143), (153, 254509), (417, 93381), (1251, 31127), (1831, 21267), (2363, 16479), (5493, 7089)]