129021628

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2381}}^1$

素因数の和:2458

約数の個数: 48

約数和(自身を含む): 256112640

約数和(自身を除く): 127091012

約数列:

[1, 2, 4, 19, 23, 31, 38, 46, 62, 76, 92, 124, 437, 589, 713, 874, 1178, 1426, 1748, 2356, 2381, 2852, 4762, 9524, 13547, 27094, 45239, 54188, 54763, 73811, 90478, 109526, 147622, 180956, 219052, 295244, 1040497, 1402409, 1697653, 2080994, 2804818, 3395306, 4161988, 5609636, 6790612, 32255407, 64510814, 129021628]

約数ペア:

[(1, 129021628), (2, 64510814), (4, 32255407), (19, 6790612), (23, 5609636), (31, 4161988), (38, 3395306), (46, 2804818), (62, 2080994), (76, 1697653), (92, 1402409), (124, 1040497), (437, 295244), (589, 219052), (713, 180956), (874, 147622), (1178, 109526), (1426, 90478), (1748, 73811), (2356, 54763), (2381, 54188), (2852, 45239), (4762, 27094), (9524, 13547)]