31423653

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 47952000

約数和(自身を除く): 16528347

約数列:

[1, 3, 9, 27, 73, 107, 149, 219, 321, 447, 657, 963, 1341, 1971, 2889, 4023, 7811, 10877, 15943, 23433, 32631, 47829, 70299, 97893, 143487, 210897, 293679, 430461, 1163839, 3491517, 10474551, 31423653]

約数ペア:

[(1, 31423653), (3, 10474551), (9, 3491517), (27, 1163839), (73, 430461), (107, 293679), (149, 210897), (219, 143487), (321, 97893), (447, 70299), (657, 47829), (963, 32631), (1341, 23433), (1971, 15943), (2889, 10877), (4023, 7811)]