132507128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{20887}}^1$

素因数の和:20967

約数の個数: 32

約数和(自身を含む): 271961760

約数和(自身を除く): 139454632

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 20887, 41774, 83548, 167096, 271531, 543062, 1086124, 1274107, 2172248, 2548214, 5096428, 10192856, 16563391, 33126782, 66253564, 132507128]

約数ペア:

[(1, 132507128), (2, 66253564), (4, 33126782), (8, 16563391), (13, 10192856), (26, 5096428), (52, 2548214), (61, 2172248), (104, 1274107), (122, 1086124), (244, 543062), (488, 271531), (793, 167096), (1586, 83548), (3172, 41774), (6344, 20887)]