309948

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1123}}^1$

素因数の和:1153

約数の個数: 24

約数和(自身を含む): 755328

約数和(自身を除く): 445380

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 1123, 2246, 3369, 4492, 6738, 13476, 25829, 51658, 77487, 103316, 154974, 309948]

約数ペア:

[(1, 309948), (2, 154974), (3, 103316), (4, 77487), (6, 51658), (12, 25829), (23, 13476), (46, 6738), (69, 4492), (92, 3369), (138, 2246), (276, 1123)]