13025925

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 26888160

約数和(自身を除く): 13862235

約数列:

[1, 3, 5, 9, 11, 15, 19, 25, 33, 45, 55, 57, 75, 95, 99, 165, 171, 209, 225, 275, 277, 285, 475, 495, 627, 825, 831, 855, 1045, 1385, 1425, 1881, 2475, 2493, 3047, 3135, 4155, 4275, 5225, 5263, 6925, 9141, 9405, 12465, 15235, 15675, 15789, 20775, 26315, 27423, 45705, 47025, 47367, 57893, 62325, 76175, 78945, 131575, 137115, 173679, 228525, 236835, 289465, 394725, 521037, 685575, 868395, 1184175, 1447325, 2605185, 4341975, 13025925]

約数ペア:

[(1, 13025925), (3, 4341975), (5, 2605185), (9, 1447325), (11, 1184175), (15, 868395), (19, 685575), (25, 521037), (33, 394725), (45, 289465), (55, 236835), (57, 228525), (75, 173679), (95, 137115), (99, 131575), (165, 78945), (171, 76175), (209, 62325), (225, 57893), (275, 47367), (277, 47025), (285, 45705), (475, 27423), (495, 26315), (627, 20775), (825, 15789), (831, 15675), (855, 15235), (1045, 12465), (1385, 9405), (1425, 9141), (1881, 6925), (2475, 5263), (2493, 5225), (3047, 4275), (3135, 4155)]