204485515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{22963}}^1$

素因数の和:23118

約数の個数: 16

約数和(自身を含む): 266198688

約数和(自身を除く): 61713173

約数列:

[1, 5, 13, 65, 137, 685, 1781, 8905, 22963, 114815, 298519, 1492595, 3145931, 15729655, 40897103, 204485515]

約数ペア:

[(1, 204485515), (5, 40897103), (13, 15729655), (65, 3145931), (137, 1492595), (685, 298519), (1781, 114815), (8905, 22963)]