71318889

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:629

約数の個数: 24

約数和(自身を含む): 104648544

約数和(自身を除く): 33329655

約数列:

[1, 3, 9, 131, 241, 251, 393, 723, 753, 1179, 2169, 2259, 31571, 32881, 60491, 94713, 98643, 181473, 284139, 295929, 544419, 7924321, 23772963, 71318889]

約数ペア:

[(1, 71318889), (3, 23772963), (9, 7924321), (131, 544419), (241, 295929), (251, 284139), (393, 181473), (723, 98643), (753, 94713), (1179, 60491), (2169, 32881), (2259, 31571)]