20131709721

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{159521}}^1$

素因数の和:159637

約数の個数: 32

約数和(自身を含む): 29403095040

約数和(自身を除く): 9271385319

約数列:

[1, 3, 23, 31, 59, 69, 93, 177, 713, 1357, 1829, 2139, 4071, 5487, 42067, 126201, 159521, 478563, 3668983, 4945151, 9411739, 11006949, 14835453, 28235217, 113738473, 216469997, 291763909, 341215419, 649409991, 875291727, 6710569907, 20131709721]

約数ペア:

[(1, 20131709721), (3, 6710569907), (23, 875291727), (31, 649409991), (59, 341215419), (69, 291763909), (93, 216469997), (177, 113738473), (713, 28235217), (1357, 14835453), (1829, 11006949), (2139, 9411739), (4071, 4945151), (5487, 3668983), (42067, 478563), (126201, 159521)]