254604852

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{647}}^1$

素因数の和:1317

約数の個数: 72

約数和(自身を含む): 683557056

約数和(自身を除く): 428952204

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 643, 647, 1286, 1294, 1929, 1941, 2572, 2588, 3858, 3882, 5787, 5823, 7716, 7764, 10931, 10999, 11574, 11646, 21862, 21998, 23148, 23292, 32793, 32997, 43724, 43996, 65586, 65994, 98379, 98991, 131172, 131988, 196758, 197982, 393516, 395964, 416021, 832042, 1248063, 1664084, 2496126, 3744189, 4992252, 7072357, 7488378, 14144714, 14976756, 21217071, 28289428, 42434142, 63651213, 84868284, 127302426, 254604852]

約数ペア:

[(1, 254604852), (2, 127302426), (3, 84868284), (4, 63651213), (6, 42434142), (9, 28289428), (12, 21217071), (17, 14976756), (18, 14144714), (34, 7488378), (36, 7072357), (51, 4992252), (68, 3744189), (102, 2496126), (153, 1664084), (204, 1248063), (306, 832042), (612, 416021), (643, 395964), (647, 393516), (1286, 197982), (1294, 196758), (1929, 131988), (1941, 131172), (2572, 98991), (2588, 98379), (3858, 65994), (3882, 65586), (5787, 43996), (5823, 43724), (7716, 32997), (7764, 32793), (10931, 23292), (10999, 23148), (11574, 21998), (11646, 21862)]