55784913

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 80455680

約数和(自身を除く): 24670767

約数列:

[1, 3, 23, 59, 69, 71, 177, 193, 213, 579, 1357, 1633, 4071, 4189, 4439, 4899, 11387, 12567, 13317, 13703, 34161, 41109, 96347, 261901, 289041, 315169, 785703, 808477, 945507, 2425431, 18594971, 55784913]

約数ペア:

[(1, 55784913), (3, 18594971), (23, 2425431), (59, 945507), (69, 808477), (71, 785703), (177, 315169), (193, 289041), (213, 261901), (579, 96347), (1357, 41109), (1633, 34161), (4071, 13703), (4189, 13317), (4439, 12567), (4899, 11387)]