205047479

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 259284480

約数和(自身を除く): 54237001

約数列:

[1, 7, 13, 59, 91, 181, 211, 413, 767, 1267, 1477, 2353, 2743, 5369, 10679, 12449, 16471, 19201, 38191, 74753, 87143, 138827, 161837, 267337, 496483, 971789, 1132859, 2253269, 3475381, 15772883, 29292497, 205047479]

約数ペア:

[(1, 205047479), (7, 29292497), (13, 15772883), (59, 3475381), (91, 2253269), (181, 1132859), (211, 971789), (413, 496483), (767, 267337), (1267, 161837), (1477, 138827), (2353, 87143), (2743, 74753), (5369, 38191), (10679, 19201), (12449, 16471)]