12211551

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 20846592

約数和(自身を除く): 8635041

約数列:

[1, 3, 9, 11, 23, 31, 33, 69, 93, 99, 173, 207, 253, 279, 341, 519, 713, 759, 1023, 1557, 1903, 2139, 2277, 3069, 3979, 5363, 5709, 6417, 7843, 11937, 16089, 17127, 23529, 35811, 43769, 48267, 58993, 70587, 123349, 131307, 176979, 370047, 393921, 530937, 1110141, 1356839, 4070517, 12211551]

約数ペア:

[(1, 12211551), (3, 4070517), (9, 1356839), (11, 1110141), (23, 530937), (31, 393921), (33, 370047), (69, 176979), (93, 131307), (99, 123349), (173, 70587), (207, 58993), (253, 48267), (279, 43769), (341, 35811), (519, 23529), (713, 17127), (759, 16089), (1023, 11937), (1557, 7843), (1903, 6417), (2139, 5709), (2277, 5363), (3069, 3979)]