247485425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{20929}}^1$

素因数の和:20993

約数の個数: 24

約数和(自身を含む): 342582240

約数和(自身を除く): 95096815

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 1075, 2365, 11825, 20929, 104645, 230219, 523225, 899947, 1151095, 4499735, 5755475, 9899417, 22498675, 49497085, 247485425]

約数ペア:

[(1, 247485425), (5, 49497085), (11, 22498675), (25, 9899417), (43, 5755475), (55, 4499735), (215, 1151095), (275, 899947), (473, 523225), (1075, 230219), (2365, 104645), (11825, 20929)]