40651659

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{727}}^1$

素因数の和:864

約数の個数: 32

約数和(自身を含む): 64064000

約数和(自身を除く): 23412341

約数列:

[1, 3, 9, 19, 27, 57, 109, 171, 327, 513, 727, 981, 2071, 2181, 2943, 6213, 6543, 13813, 18639, 19629, 41439, 55917, 79243, 124317, 237729, 372951, 713187, 1505617, 2139561, 4516851, 13550553, 40651659]

約数ペア:

[(1, 40651659), (3, 13550553), (9, 4516851), (19, 2139561), (27, 1505617), (57, 713187), (109, 372951), (171, 237729), (327, 124317), (513, 79243), (727, 55917), (981, 41439), (2071, 19629), (2181, 18639), (2943, 13813), (6213, 6543)]