68921804

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{293}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 143302656

約数和(自身を除く): 74380852

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 271, 293, 434, 542, 586, 868, 1084, 1172, 1897, 2051, 3794, 4102, 7588, 8204, 8401, 9083, 16802, 18166, 33604, 36332, 58807, 63581, 79403, 117614, 127162, 158806, 235228, 254324, 317612, 555821, 1111642, 2223284, 2461493, 4922986, 9845972, 17230451, 34460902, 68921804]

約数ペア:

[(1, 68921804), (2, 34460902), (4, 17230451), (7, 9845972), (14, 4922986), (28, 2461493), (31, 2223284), (62, 1111642), (124, 555821), (217, 317612), (271, 254324), (293, 235228), (434, 158806), (542, 127162), (586, 117614), (868, 79403), (1084, 63581), (1172, 58807), (1897, 36332), (2051, 33604), (3794, 18166), (4102, 16802), (7588, 9083), (8204, 8401)]