81783549

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 132447744

約数和(自身を除く): 50664195

約数列:

[1, 3, 9, 17, 31, 43, 51, 93, 129, 153, 279, 387, 401, 527, 731, 1203, 1333, 1581, 2193, 3609, 3999, 4743, 6579, 6817, 11997, 12431, 17243, 20451, 22661, 37293, 51729, 61353, 67983, 111879, 155187, 203949, 211327, 293131, 534533, 633981, 879393, 1603599, 1901943, 2638179, 4810797, 9087061, 27261183, 81783549]

約数ペア:

[(1, 81783549), (3, 27261183), (9, 9087061), (17, 4810797), (31, 2638179), (43, 1901943), (51, 1603599), (93, 879393), (129, 633981), (153, 534533), (279, 293131), (387, 211327), (401, 203949), (527, 155187), (731, 111879), (1203, 67983), (1333, 61353), (1581, 51729), (2193, 37293), (3609, 22661), (3999, 20451), (4743, 17243), (6579, 12431), (6817, 11997)]