128365218

素因数分解:

$2^1\times 3^2\times {\mathrm{167}}^1\times {\mathrm{42703}}^1$

素因数の和:42878

約数の個数: 24

約数和(自身を含む): 279796608

約数和(自身を除く): 151431390

約数列:

[1, 2, 3, 6, 9, 18, 167, 334, 501, 1002, 1503, 3006, 42703, 85406, 128109, 256218, 384327, 768654, 7131401, 14262802, 21394203, 42788406, 64182609, 128365218]

約数ペア:

[(1, 128365218), (2, 64182609), (3, 42788406), (6, 21394203), (9, 14262802), (18, 7131401), (167, 768654), (334, 384327), (501, 256218), (1002, 128109), (1503, 85406), (3006, 42703)]