128413608

素因数分解:

$2^3\times 3^1\times {\mathrm{251}}^1\times {\mathrm{21317}}^1$

素因数の和:21577

約数の個数: 32

約数和(自身を含む): 322328160

約数和(自身を除く): 193914552

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 251, 502, 753, 1004, 1506, 2008, 3012, 6024, 21317, 42634, 63951, 85268, 127902, 170536, 255804, 511608, 5350567, 10701134, 16051701, 21402268, 32103402, 42804536, 64206804, 128413608]

約数ペア:

[(1, 128413608), (2, 64206804), (3, 42804536), (4, 32103402), (6, 21402268), (8, 16051701), (12, 10701134), (24, 5350567), (251, 511608), (502, 255804), (753, 170536), (1004, 127902), (1506, 85268), (2008, 63951), (3012, 42634), (6024, 21317)]