23720521

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:177

約数の個数: 32

約数和(自身を含む): 28926720

約数和(自身を除く): 5206199

約数列:

[1, 11, 23, 29, 53, 61, 253, 319, 583, 667, 671, 1219, 1403, 1537, 1769, 3233, 7337, 13409, 15433, 16907, 19459, 35351, 35563, 40687, 74359, 93757, 388861, 447557, 817949, 1031327, 2156411, 23720521]

約数ペア:

[(1, 23720521), (11, 2156411), (23, 1031327), (29, 817949), (53, 447557), (61, 388861), (253, 93757), (319, 74359), (583, 40687), (667, 35563), (671, 35351), (1219, 19459), (1403, 16907), (1537, 15433), (1769, 13409), (3233, 7337)]