128977384

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{3541}}^1$

素因数の和:3733

約数の個数: 32

約数和(自身を含む): 251836200

約数和(自身を除く): 122858816

約数列:

[1, 2, 4, 8, 29, 58, 116, 157, 232, 314, 628, 1256, 3541, 4553, 7082, 9106, 14164, 18212, 28328, 36424, 102689, 205378, 410756, 555937, 821512, 1111874, 2223748, 4447496, 16122173, 32244346, 64488692, 128977384]

約数ペア:

[(1, 128977384), (2, 64488692), (4, 32244346), (8, 16122173), (29, 4447496), (58, 2223748), (116, 1111874), (157, 821512), (232, 555937), (314, 410756), (628, 205378), (1256, 102689), (3541, 36424), (4553, 28328), (7082, 18212), (9106, 14164)]