180872445

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{29921}}^1$

素因数の和:29973

約数の個数: 32

約数和(自身を含む): 321721344

約数和(自身を除く): 140848899

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 6045, 29921, 89763, 149605, 388973, 448815, 927551, 1166919, 1944865, 2782653, 4637755, 5834595, 12058163, 13913265, 36174489, 60290815, 180872445]

約数ペア:

[(1, 180872445), (3, 60290815), (5, 36174489), (13, 13913265), (15, 12058163), (31, 5834595), (39, 4637755), (65, 2782653), (93, 1944865), (155, 1166919), (195, 927551), (403, 448815), (465, 388973), (1209, 149605), (2015, 89763), (6045, 29921)]