15212725

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:186

約数の個数: 36

約数和(自身を含む): 21373632

約数和(自身を除く): 6160907

約数列:

[1, 5, 11, 25, 47, 55, 107, 121, 235, 275, 517, 535, 605, 1175, 1177, 2585, 2675, 3025, 5029, 5687, 5885, 12925, 12947, 25145, 28435, 29425, 55319, 64735, 125725, 142175, 276595, 323675, 608509, 1382975, 3042545, 15212725]

約数ペア:

[(1, 15212725), (5, 3042545), (11, 1382975), (25, 608509), (47, 323675), (55, 276595), (107, 142175), (121, 125725), (235, 64735), (275, 55319), (517, 29425), (535, 28435), (605, 25145), (1175, 12947), (1177, 12925), (2585, 5885), (2675, 5687), (3025, 5029)]