291258616

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{193}}^1\times {\mathrm{1559}}^1$

素因数の和:1780

約数の個数: 48

約数和(自身を含む): 603766800

約数和(自身を除く): 312508184

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 193, 242, 386, 484, 772, 968, 1544, 1559, 2123, 3118, 4246, 6236, 8492, 12472, 16984, 17149, 23353, 34298, 46706, 68596, 93412, 137192, 186824, 188639, 300887, 377278, 601774, 754556, 1203548, 1509112, 2407096, 3309757, 6619514, 13239028, 26478056, 36407327, 72814654, 145629308, 291258616]

約数ペア:

[(1, 291258616), (2, 145629308), (4, 72814654), (8, 36407327), (11, 26478056), (22, 13239028), (44, 6619514), (88, 3309757), (121, 2407096), (193, 1509112), (242, 1203548), (386, 754556), (484, 601774), (772, 377278), (968, 300887), (1544, 188639), (1559, 186824), (2123, 137192), (3118, 93412), (4246, 68596), (6236, 46706), (8492, 34298), (12472, 23353), (16984, 17149)]