156912049

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 195379200

約数和(自身を除く): 38467151

約数列:

[1, 7, 23, 31, 149, 161, 211, 217, 713, 1043, 1477, 3427, 4619, 4853, 4991, 6541, 23989, 31439, 32333, 33971, 45787, 106237, 150443, 220073, 723097, 743659, 974609, 1053101, 5061679, 6822263, 22416007, 156912049]

約数ペア:

[(1, 156912049), (7, 22416007), (23, 6822263), (31, 5061679), (149, 1053101), (161, 974609), (211, 743659), (217, 723097), (713, 220073), (1043, 150443), (1477, 106237), (3427, 45787), (4619, 33971), (4853, 32333), (4991, 31439), (6541, 23989)]