128049376

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43973}}^1$

素因数の和:44003

約数の個数: 48

約数和(自身を含む): 310280544

約数和(自身を除く): 182231168

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 43973, 87946, 175892, 307811, 351784, 571649, 615622, 703568, 1143298, 1231244, 1407136, 2286596, 2462488, 4001543, 4573192, 4924976, 8003086, 9146384, 9849952, 16006172, 18292768, 32012344, 64024688, 128049376]

約数ペア:

[(1, 128049376), (2, 64024688), (4, 32012344), (7, 18292768), (8, 16006172), (13, 9849952), (14, 9146384), (16, 8003086), (26, 4924976), (28, 4573192), (32, 4001543), (52, 2462488), (56, 2286596), (91, 1407136), (104, 1231244), (112, 1143298), (182, 703568), (208, 615622), (224, 571649), (364, 351784), (416, 307811), (728, 175892), (1456, 87946), (2912, 43973)]