267707835

素因数分解:

$3^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1997}}^1$

素因数の和:2345

約数の個数: 40

約数和(自身を含む): 481581936

約数和(自身を除く): 213874101

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 331, 405, 993, 1655, 1997, 2979, 4965, 5991, 8937, 9985, 14895, 17973, 26811, 29955, 44685, 53919, 89865, 134055, 161757, 269595, 661007, 808785, 1983021, 3305035, 5949063, 9915105, 17847189, 29745315, 53541567, 89235945, 267707835]

約数ペア:

[(1, 267707835), (3, 89235945), (5, 53541567), (9, 29745315), (15, 17847189), (27, 9915105), (45, 5949063), (81, 3305035), (135, 1983021), (331, 808785), (405, 661007), (993, 269595), (1655, 161757), (1997, 134055), (2979, 89865), (4965, 53919), (5991, 44685), (8937, 29955), (9985, 26811), (14895, 17973)]