129163048

素因数分解:

$2^3\times 7^1\times {\mathrm{181}}^1\times {\mathrm{12743}}^1$

素因数の和:12937

約数の個数: 32

約数和(自身を含む): 278328960

約数和(自身を除く): 149165912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 181, 362, 724, 1267, 1448, 2534, 5068, 10136, 12743, 25486, 50972, 89201, 101944, 178402, 356804, 713608, 2306483, 4612966, 9225932, 16145381, 18451864, 32290762, 64581524, 129163048]

約数ペア:

[(1, 129163048), (2, 64581524), (4, 32290762), (7, 18451864), (8, 16145381), (14, 9225932), (28, 4612966), (56, 2306483), (181, 713608), (362, 356804), (724, 178402), (1267, 101944), (1448, 89201), (2534, 50972), (5068, 25486), (10136, 12743)]