123855788

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{487}}^1$

素因数の和:822

約数の個数: 48

約数和(自身を含む): 257101824

約数和(自身を除く): 133246036

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 293, 434, 487, 586, 868, 974, 1172, 1948, 2051, 3409, 4102, 6818, 8204, 9083, 13636, 15097, 18166, 30194, 36332, 60388, 63581, 105679, 127162, 142691, 211358, 254324, 285382, 422716, 570764, 998837, 1997674, 3995348, 4423421, 8846842, 17693684, 30963947, 61927894, 123855788]

約数ペア:

[(1, 123855788), (2, 61927894), (4, 30963947), (7, 17693684), (14, 8846842), (28, 4423421), (31, 3995348), (62, 1997674), (124, 998837), (217, 570764), (293, 422716), (434, 285382), (487, 254324), (586, 211358), (868, 142691), (974, 127162), (1172, 105679), (1948, 63581), (2051, 60388), (3409, 36332), (4102, 30194), (6818, 18166), (8204, 15097), (9083, 13636)]