56308419

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 90525600

約数和(自身を除く): 34217181

約数列:

[1, 3, 9, 19, 27, 53, 57, 109, 159, 171, 327, 361, 477, 513, 981, 1007, 1083, 1431, 2071, 2943, 3021, 3249, 5777, 6213, 9063, 9747, 17331, 18639, 19133, 27189, 39349, 51993, 55917, 57399, 109763, 118047, 155979, 172197, 329289, 354141, 516591, 987867, 1062423, 2085497, 2963601, 6256491, 18769473, 56308419]

約数ペア:

[(1, 56308419), (3, 18769473), (9, 6256491), (19, 2963601), (27, 2085497), (53, 1062423), (57, 987867), (109, 516591), (159, 354141), (171, 329289), (327, 172197), (361, 155979), (477, 118047), (513, 109763), (981, 57399), (1007, 55917), (1083, 51993), (1431, 39349), (2071, 27189), (2943, 19133), (3021, 18639), (3249, 17331), (5777, 9747), (6213, 9063)]