25771983

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 38486016

約数和(自身を除く): 12714033

約数列:

[1, 3, 17, 23, 51, 69, 127, 173, 381, 391, 519, 1173, 2159, 2921, 2941, 3979, 6477, 8763, 8823, 11937, 21971, 49657, 65913, 67643, 148971, 202929, 373507, 505333, 1120521, 1515999, 8590661, 25771983]

約数ペア:

[(1, 25771983), (3, 8590661), (17, 1515999), (23, 1120521), (51, 505333), (69, 373507), (127, 202929), (173, 148971), (381, 67643), (391, 65913), (519, 49657), (1173, 21971), (2159, 11937), (2921, 8823), (2941, 8763), (3979, 6477)]