85142757

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{431}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 136028160

約数和(自身を除く): 50885403

約数列:

[1, 3, 7, 21, 23, 69, 161, 409, 431, 483, 1227, 1293, 2863, 3017, 8589, 9051, 9407, 9913, 28221, 29739, 65849, 69391, 176279, 197547, 208173, 528837, 1233953, 3701859, 4054417, 12163251, 28380919, 85142757]

約数ペア:

[(1, 85142757), (3, 28380919), (7, 12163251), (21, 4054417), (23, 3701859), (69, 1233953), (161, 528837), (409, 208173), (431, 197547), (483, 176279), (1227, 69391), (1293, 65849), (2863, 29739), (3017, 28221), (8589, 9913), (9051, 9407)]