54990351

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{853}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 93256800

約数和(自身を除く): 38266449

約数列:

[1, 3, 9, 13, 19, 29, 39, 57, 87, 117, 171, 247, 261, 377, 551, 741, 853, 1131, 1653, 2223, 2559, 3393, 4959, 7163, 7677, 11089, 16207, 21489, 24737, 33267, 48621, 64467, 74211, 99801, 145863, 210691, 222633, 321581, 470003, 632073, 964743, 1410009, 1896219, 2894229, 4230027, 6110039, 18330117, 54990351]

約数ペア:

[(1, 54990351), (3, 18330117), (9, 6110039), (13, 4230027), (19, 2894229), (29, 1896219), (39, 1410009), (57, 964743), (87, 632073), (117, 470003), (171, 321581), (247, 222633), (261, 210691), (377, 145863), (551, 99801), (741, 74211), (853, 64467), (1131, 48621), (1653, 33267), (2223, 24737), (2559, 21489), (3393, 16207), (4959, 11089), (7163, 7677)]