298156797

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^2$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 496117440

約数和(自身を除く): 197960643

約数列:

[1, 3, 9, 19, 23, 41, 43, 57, 69, 123, 129, 171, 207, 369, 387, 437, 779, 817, 943, 989, 1311, 1763, 1849, 2337, 2451, 2829, 2967, 3933, 5289, 5547, 7011, 7353, 8487, 8901, 15867, 16641, 17917, 18791, 33497, 35131, 40549, 42527, 53751, 56373, 75809, 100491, 105393, 121647, 127581, 161253, 169119, 227427, 301473, 316179, 364941, 382743, 682281, 770431, 808013, 1440371, 1743607, 2311293, 2424039, 4321113, 5230821, 6933879, 7272117, 12963339, 15692463, 33128533, 99385599, 298156797]

約数ペア:

[(1, 298156797), (3, 99385599), (9, 33128533), (19, 15692463), (23, 12963339), (41, 7272117), (43, 6933879), (57, 5230821), (69, 4321113), (123, 2424039), (129, 2311293), (171, 1743607), (207, 1440371), (369, 808013), (387, 770431), (437, 682281), (779, 382743), (817, 364941), (943, 316179), (989, 301473), (1311, 227427), (1763, 169119), (1849, 161253), (2337, 127581), (2451, 121647), (2829, 105393), (2967, 100491), (3933, 75809), (5289, 56373), (5547, 53751), (7011, 42527), (7353, 40549), (8487, 35131), (8901, 33497), (15867, 18791), (16641, 17917)]