25236757

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 32820480

約数和(自身を除く): 7583723

約数列:

[1, 7, 13, 29, 73, 91, 131, 203, 377, 511, 917, 949, 1703, 2117, 2639, 3799, 6643, 9563, 11921, 14819, 26593, 27521, 49387, 66941, 124319, 192647, 277327, 345709, 870233, 1941289, 3605251, 25236757]

約数ペア:

[(1, 25236757), (7, 3605251), (13, 1941289), (29, 870233), (73, 345709), (91, 277327), (131, 192647), (203, 124319), (377, 66941), (511, 49387), (917, 27521), (949, 26593), (1703, 14819), (2117, 11921), (2639, 9563), (3799, 6643)]