78825681

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 128786112

約数和(自身を除く): 49960431

約数列:

[1, 3, 9, 11, 33, 53, 83, 99, 159, 181, 249, 477, 543, 583, 747, 913, 1629, 1749, 1991, 2739, 4399, 5247, 5973, 8217, 9593, 13197, 15023, 17919, 28779, 39591, 45069, 48389, 86337, 105523, 135207, 145167, 165253, 316569, 435501, 495759, 796219, 949707, 1487277, 2388657, 7165971, 8758409, 26275227, 78825681]

約数ペア:

[(1, 78825681), (3, 26275227), (9, 8758409), (11, 7165971), (33, 2388657), (53, 1487277), (83, 949707), (99, 796219), (159, 495759), (181, 435501), (249, 316569), (477, 165253), (543, 145167), (583, 135207), (747, 105523), (913, 86337), (1629, 48389), (1749, 45069), (1991, 39591), (2739, 28779), (4399, 17919), (5247, 15023), (5973, 13197), (8217, 9593)]