1381487128

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1\times {\mathrm{1571}}^1$

素因数の和:2008

約数の個数: 64

約数和(自身を含む): 3042385920

約数和(自身を除く): 1660898792

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 383, 574, 766, 1148, 1532, 1571, 2296, 2681, 3064, 3142, 5362, 6284, 10724, 10997, 12568, 15703, 21448, 21994, 31406, 43988, 62812, 64411, 87976, 109921, 125624, 128822, 219842, 257644, 439684, 450877, 515288, 601693, 879368, 901754, 1203386, 1803508, 2406772, 3607016, 4211851, 4813544, 8423702, 16847404, 24669413, 33694808, 49338826, 98677652, 172685891, 197355304, 345371782, 690743564, 1381487128]

約数ペア:

[(1, 1381487128), (2, 690743564), (4, 345371782), (7, 197355304), (8, 172685891), (14, 98677652), (28, 49338826), (41, 33694808), (56, 24669413), (82, 16847404), (164, 8423702), (287, 4813544), (328, 4211851), (383, 3607016), (574, 2406772), (766, 1803508), (1148, 1203386), (1532, 901754), (1571, 879368), (2296, 601693), (2681, 515288), (3064, 450877), (3142, 439684), (5362, 257644), (6284, 219842), (10724, 128822), (10997, 125624), (12568, 109921), (15703, 87976), (21448, 64411), (21994, 62812), (31406, 43988)]