39411988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3121}}^1$

素因数の和:3184

約数の個数: 48

約数和(自身を含む): 88115328

約数和(自身を除く): 48703340

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 154, 164, 287, 308, 451, 574, 902, 1148, 1804, 3121, 3157, 6242, 6314, 12484, 12628, 21847, 34331, 43694, 68662, 87388, 127961, 137324, 240317, 255922, 480634, 511844, 895727, 961268, 1407571, 1791454, 2815142, 3582908, 5630284, 9852997, 19705994, 39411988]

約数ペア:

[(1, 39411988), (2, 19705994), (4, 9852997), (7, 5630284), (11, 3582908), (14, 2815142), (22, 1791454), (28, 1407571), (41, 961268), (44, 895727), (77, 511844), (82, 480634), (154, 255922), (164, 240317), (287, 137324), (308, 127961), (451, 87388), (574, 68662), (902, 43694), (1148, 34331), (1804, 21847), (3121, 12628), (3157, 12484), (6242, 6314)]