38991693

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2557}}^1$

素因数の和:2613

約数の個数: 32

約数和(自身を含む): 61883136

約数和(自身を除く): 22891443

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 2557, 5083, 7671, 15249, 33241, 43469, 58811, 99723, 130407, 176433, 565097, 764543, 999787, 1695291, 2293629, 2999361, 12997231, 38991693]

約数ペア:

[(1, 38991693), (3, 12997231), (13, 2999361), (17, 2293629), (23, 1695291), (39, 999787), (51, 764543), (69, 565097), (221, 176433), (299, 130407), (391, 99723), (663, 58811), (897, 43469), (1173, 33241), (2557, 15249), (5083, 7671)]