28013004

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{18979}}^1$

素因数の和:19030

約数の個数: 36

約数和(自身を含む): 72541560

約数和(自身を除く): 44528556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 18979, 37958, 56937, 75916, 113874, 170811, 227748, 341622, 683244, 778139, 1556278, 2334417, 3112556, 4668834, 7003251, 9337668, 14006502, 28013004]

約数ペア:

[(1, 28013004), (2, 14006502), (3, 9337668), (4, 7003251), (6, 4668834), (9, 3112556), (12, 2334417), (18, 1556278), (36, 778139), (41, 683244), (82, 341622), (123, 227748), (164, 170811), (246, 113874), (369, 75916), (492, 56937), (738, 37958), (1476, 18979)]