2785920.00000000

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1060

約数の個数: 32

約数和(自身を含む): 26664960

約数和(自身を除く): 10316433

約数列:

[1, 3, 9, 13, 27, 39, 47, 117, 141, 351, 423, 611, 991, 1269, 1833, 2973, 5499, 8919, 12883, 16497, 26757, 38649, 46577, 115947, 139731, 347841, 419193, 605501, 1257579, 1816503, 5449509, 16348527]

約数ペア:

[(1, 16348527), (3, 5449509), (9, 1816503), (13, 1257579), (27, 605501), (39, 419193), (47, 347841), (117, 139731), (141, 115947), (351, 46577), (423, 38649), (611, 26757), (991, 16497), (1269, 12883), (1833, 8919), (2973, 5499)]